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Discover the MODULAR HEADSPACE COMPARATOR INSERTS for precise 338 caliber measurements. 🔧 Durable stainless steel design for accuracy!

SHORT ACTION CUSTOMS MODULAR HEADSPACE COMPARATOR INSERTS - SHORT ACTION CUSTOMS 338 CALIBER X 20° MODULAR HEADSPACE COMPARATOR INSERT

100050161

Variations:

SHORT ACTION CUSTOMS 338 CALIBER X 20° MODULAR HEADSPACE COMPARATOR INSERT
35.9 GBP 1 £35.90 *
In stock
Cartridge: 338 Caliber Product no.: 100050161
In stock
35.9 GBP 1 £35.90 *
SHORT ACTION CUSTOMS 25 CALIBER X 30° MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 2 £43.90 *
In stock
Cartridge: 25 Caliber (.251) Product no.: 100050133
In stock
43.9 GBP 2 £43.90 *
SHORT ACTION CUSTOMS 204 RUGER MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 1 £43.90 *
In stock
Cartridge: 204 Ruger Product no.: 100050132
In stock
43.9 GBP 1 £43.90 *
SHORT ACTION CUSTOMS 30-06 SPRINGFIELD MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 2 £43.90 *
In stock
Cartridge: 30-06 Springfield Product no.: 100050163
In stock
43.9 GBP 2 £43.90 *
SHORT ACTION CUSTOMS 300 BLACKOUT MODULAR HEADSPACE COMPARATOR INSERT
49.9 GBP 1 £49.90 *
In stock
Cartridge: 300 AAC Blackout Product no.: 100050159
In stock
49.9 GBP 1 £49.90 *
SHORT ACTION CUSTOMS 375 CHEYTAC MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 1 £43.90 *
In stock
Cartridge: 375 Cheytac Product no.: 100050170
In stock
43.9 GBP 1 £43.90 *
SHORT ACTION CUSTOMS 6.5X55 SWED MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 2 £43.90 *
In stock
Cartridge: 6.5 x 55 mm Swedish Mauser Product no.: 100050147
In stock
43.9 GBP 2 £43.90 *
SHORT ACTION CUSTOMS 6MM X 20° MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 1 £43.90 *
In stock
Cartridge: 243/6 mm (.243) Product no.: 100050137
In stock
43.9 GBP 1 £43.90 *
SHORT ACTION CUSTOMS 22 CALIBER X 28° MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 0 £43.90 *
Reordered
Cartridge: 22 Caliber (.223-.224) Product no.: 100050131
Reordered
43.9 GBP 0 £43.90 *
SHORT ACTION CUSTOMS 22 CALIBER X 30° MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 0 £43.90 *
Reordered
Cartridge: 22 Caliber (.223-.224) Product no.: 100050130
Reordered
43.9 GBP 0 £43.90 *
SHORT ACTION CUSTOMS 30 CALIBER X 20° MODULAR HEADSPACE COMPARATOR INSERT
49.9 GBP 0 £49.90 *
Reordered
Cartridge: 30 Caliber (.308) Product no.: 100050157
Reordered
49.9 GBP 0 £49.90 *
SHORT ACTION CUSTOMS 30 CALIBER X 35° MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 0 £43.90 *
Reordered
Cartridge: 30 Caliber (.308) Product no.: 100050155
Reordered
43.9 GBP 0 £43.90 *
SHORT ACTION CUSTOMS 300 WINCHESTER MAGNUM MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 0 £43.90 *
Reordered
Cartridge: 300 Winchester Magnum Product no.: 100050162
Reordered
43.9 GBP 0 £43.90 *
SHORT ACTION CUSTOMS 6.5MM X 20° MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 0 £43.90 *
Reordered
Cartridge: 264/6.5 mm (.264) Product no.: 100050143
Reordered
43.9 GBP 0 £43.90 *
SHORT ACTION CUSTOMS 6.5MM X 30° MODULAR HEADSPACE COMPARATOR INSERT
49.9 GBP 0 £49.90 *
Reordered
Cartridge: 264/6.5 mm (.264) Product no.: 100050142
Reordered
49.9 GBP 0 £49.90 *
SHORT ACTION CUSTOMS 6MM X 30° MODULAR HEADSPACE COMPARATOR INSERT
49.9 GBP 0 £49.90 *
Reordered
Cartridge: 243/6 mm (.243) Product no.: 100050136
Reordered
49.9 GBP 0 £49.90 *
SHORT ACTION CUSTOMS 7MM REMINGTON MAGNUM MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 0 £43.90 *
Reordered
Cartridge: 7 mm Remington Magnum Product no.: 100050151
Reordered
43.9 GBP 0 £43.90 *
SHORT ACTION CUSTOMS 7MM X 40° MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 0 £43.90 *
Reordered
Cartridge: 7 mm Product no.: 100050153
Reordered
43.9 GBP 0 £43.90 *
SHORT ACTION CUSTOMS 22 CALIBER X 35° MODULAR HEADSPACE COMPARATOR INSERT
38.9 GBP 2 £38.90 *
In stock
Cartridge: 22 Caliber (.223-.224) Product no.: 100050171
In stock
38.9 GBP 2 £38.90 *
SHORT ACTION CUSTOMS 338 CALIBER X 35° MODULAR HEADSPACE COMPARATOR INSERT
38.9 GBP 2 £38.90 *
In stock
Cartridge: 338 Caliber Product no.: 100050166
In stock
38.9 GBP 2 £38.90 *
SHORT ACTION CUSTOMS 300 NORMA MODULAR HEADSPACE COMPARATOR INSERT
35.9 GBP 1 £35.90 *
In stock
Cartridge: 300 Norma Product no.: 100050158
In stock
35.9 GBP 1 £35.90 *
SHORT ACTION CUSTOMS 338 NORMA MODULAR HEADSPACE COMPARATOR INSERT
35.9 GBP 2 £35.90 *
In stock
Cartridge: 338 Norma Mag Product no.: 100050169
In stock
35.9 GBP 2 £35.90 *
SHORT ACTION CUSTOMS 6.5MM X 40° MODULAR HEADSPACE COMPARATOR INSERT
35.9 GBP 6 £35.90 *
In stock
Cartridge: 264/6.5 mm (.264) Product no.: 100050148
In stock
35.9 GBP 6 £35.90 *
SHORT ACTION CUSTOMS 7 STW MODULAR HEADSPACE COMPARATOR INSERT
35.9 GBP 1 £35.90 *
In stock
Cartridge: 7 mm STW Product no.: 100050152
In stock
35.9 GBP 1 £35.90 *
SHORT ACTION CUSTOMS 6 DASHER ALPHA MODULAR HEADSPACE COMPARATOR INSERT
39.9 GBP 0 £39.90 *
Not available
Cartridge: 6 mm Dasher Product no.: 100050144
Not available
39.9 GBP 0 £39.90 *
Cartridge: 22 Caliber (.223-.224) Product no.: 100050135
Not available
38.9 GBP 0 £38.90 *
Cartridge: 223 Remington Product no.: 100050134
Not available
38.9 GBP 0 £38.90 *
Cartridge: 270 Winchester Product no.: 100050146
Not available
39.9 GBP 0 £39.90 *
Cartridge: 30 Caliber (.308) Product no.: 100050156
Not available
38.9 GBP 0 £38.90 *
Cartridge: 30 Caliber (.308) Product no.: 100050160
Not available
38.9 GBP 0 £38.90 *
Cartridge: 338 Caliber Product no.: 100050165
Not available
35.9 GBP 0 £35.90 *
Cartridge: 338 Caliber Product no.: 100050173
Not available
35.9 GBP 0 £35.90 *
Cartridge: 416 Barrett Product no.: 100050172
Not available
35.9 GBP 0 £35.90 *
Cartridge: 33 XC Product no.: 100050168
Not available
35.9 GBP 0 £35.90 *
Cartridge: 338 Lapua Product no.: 100050164
Not available
39.9 GBP 0 £39.90 *
Cartridge: 37 XC Product no.: 100050167
Not available
35.9 GBP 0 £35.90 *
Cartridge: 264/6.5 mm (.264) Product no.: 100050141
Not available
35.9 GBP 0 £35.90 *
Cartridge: 243/6 mm (.243) Product no.: 100050140
Not available
38.9 GBP 0 £38.90 *
Cartridge: 243/6 mm (.243) Product no.: 100050139
Not available
41.9 GBP 0 £41.90 *
Cartridge: 243/6 mm (.243) Product no.: 100050138
Not available
35.9 GBP 0 £35.90 *
Cartridge: 7 mm Product no.: 100050150
Not available
39.9 GBP 0 £39.90 *
Cartridge: 7 mm Product no.: 100050149
Not available
41.9 GBP 0 £41.90 *
Cartridge: 7 mm Product no.: 100050154
Not available
39.9 GBP 0 £39.90 *
Cartridge: 7 mm Product no.: 100050145
Not available
38.9 GBP 0 £38.90 *
35.9 49.9 44 GBP
35.9 GBP £35.90

Prices inclusive of duty & VAT.

Product no.: 100050161

Mfr. No.: SAC-33820HSC

Headspace Inserts for your Modular Headspace Comparator ***Requires Modular Headspace Comparator Body*** The Modular Headspace Body must be purchased separately and can be found at the Modular Headspace Comparator Body page. New Modular Design for the most accurate cartridge headspace and bullet measurements available! Newly designed Modular Headspace Comparator (MHC) is an updated version of the highly successful dedicated Headspace Comparator that SAC previously made out of 6061 aluminum. They improved on its design allowing the new MHC to be used with cartridges up to 338 Lapua Magnum and more. Each bullet and headspace insert is precision machined out of 17-4 Stainless Steel for increased durability and corrosion resistance. Simply put, these are the highest quality headspace and bullet measuring tools available.
In stock

Delivery time approx. 7-14 days.
only 1 pcs. in the USA warehouse

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Delivery time approx. 7-14 days.
only 1 pcs. in the USA warehouse

Variations:

SHORT ACTION CUSTOMS 338 CALIBER X 20° MODULAR HEADSPACE COMPARATOR INSERT
35.9 GBP 1 £35.90 *
In stock
Cartridge: 338 Caliber Product no.: 100050161
In stock
35.9 GBP 1 £35.90 *
SHORT ACTION CUSTOMS 25 CALIBER X 30° MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 2 £43.90 *
In stock
Cartridge: 25 Caliber (.251) Product no.: 100050133
In stock
43.9 GBP 2 £43.90 *
SHORT ACTION CUSTOMS 204 RUGER MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 1 £43.90 *
In stock
Cartridge: 204 Ruger Product no.: 100050132
In stock
43.9 GBP 1 £43.90 *
SHORT ACTION CUSTOMS 30-06 SPRINGFIELD MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 2 £43.90 *
In stock
Cartridge: 30-06 Springfield Product no.: 100050163
In stock
43.9 GBP 2 £43.90 *
SHORT ACTION CUSTOMS 300 BLACKOUT MODULAR HEADSPACE COMPARATOR INSERT
49.9 GBP 1 £49.90 *
In stock
Cartridge: 300 AAC Blackout Product no.: 100050159
In stock
49.9 GBP 1 £49.90 *
SHORT ACTION CUSTOMS 375 CHEYTAC MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 1 £43.90 *
In stock
Cartridge: 375 Cheytac Product no.: 100050170
In stock
43.9 GBP 1 £43.90 *
SHORT ACTION CUSTOMS 6.5X55 SWED MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 2 £43.90 *
In stock
Cartridge: 6.5 x 55 mm Swedish Mauser Product no.: 100050147
In stock
43.9 GBP 2 £43.90 *
SHORT ACTION CUSTOMS 6MM X 20° MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 1 £43.90 *
In stock
Cartridge: 243/6 mm (.243) Product no.: 100050137
In stock
43.9 GBP 1 £43.90 *
SHORT ACTION CUSTOMS 22 CALIBER X 28° MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 0 £43.90 *
Reordered
Cartridge: 22 Caliber (.223-.224) Product no.: 100050131
Reordered
43.9 GBP 0 £43.90 *
SHORT ACTION CUSTOMS 22 CALIBER X 30° MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 0 £43.90 *
Reordered
Cartridge: 22 Caliber (.223-.224) Product no.: 100050130
Reordered
43.9 GBP 0 £43.90 *
SHORT ACTION CUSTOMS 30 CALIBER X 20° MODULAR HEADSPACE COMPARATOR INSERT
49.9 GBP 0 £49.90 *
Reordered
Cartridge: 30 Caliber (.308) Product no.: 100050157
Reordered
49.9 GBP 0 £49.90 *
SHORT ACTION CUSTOMS 30 CALIBER X 35° MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 0 £43.90 *
Reordered
Cartridge: 30 Caliber (.308) Product no.: 100050155
Reordered
43.9 GBP 0 £43.90 *
SHORT ACTION CUSTOMS 300 WINCHESTER MAGNUM MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 0 £43.90 *
Reordered
Cartridge: 300 Winchester Magnum Product no.: 100050162
Reordered
43.9 GBP 0 £43.90 *
SHORT ACTION CUSTOMS 6.5MM X 20° MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 0 £43.90 *
Reordered
Cartridge: 264/6.5 mm (.264) Product no.: 100050143
Reordered
43.9 GBP 0 £43.90 *
SHORT ACTION CUSTOMS 6.5MM X 30° MODULAR HEADSPACE COMPARATOR INSERT
49.9 GBP 0 £49.90 *
Reordered
Cartridge: 264/6.5 mm (.264) Product no.: 100050142
Reordered
49.9 GBP 0 £49.90 *
SHORT ACTION CUSTOMS 6MM X 30° MODULAR HEADSPACE COMPARATOR INSERT
49.9 GBP 0 £49.90 *
Reordered
Cartridge: 243/6 mm (.243) Product no.: 100050136
Reordered
49.9 GBP 0 £49.90 *
SHORT ACTION CUSTOMS 7MM REMINGTON MAGNUM MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 0 £43.90 *
Reordered
Cartridge: 7 mm Remington Magnum Product no.: 100050151
Reordered
43.9 GBP 0 £43.90 *
SHORT ACTION CUSTOMS 7MM X 40° MODULAR HEADSPACE COMPARATOR INSERT
43.9 GBP 0 £43.90 *
Reordered
Cartridge: 7 mm Product no.: 100050153
Reordered
43.9 GBP 0 £43.90 *
SHORT ACTION CUSTOMS 22 CALIBER X 35° MODULAR HEADSPACE COMPARATOR INSERT
38.9 GBP 2 £38.90 *
In stock
Cartridge: 22 Caliber (.223-.224) Product no.: 100050171
In stock
38.9 GBP 2 £38.90 *
SHORT ACTION CUSTOMS 338 CALIBER X 35° MODULAR HEADSPACE COMPARATOR INSERT
38.9 GBP 2 £38.90 *
In stock
Cartridge: 338 Caliber Product no.: 100050166
In stock
38.9 GBP 2 £38.90 *
SHORT ACTION CUSTOMS 300 NORMA MODULAR HEADSPACE COMPARATOR INSERT
35.9 GBP 1 £35.90 *
In stock
Cartridge: 300 Norma Product no.: 100050158
In stock
35.9 GBP 1 £35.90 *
SHORT ACTION CUSTOMS 338 NORMA MODULAR HEADSPACE COMPARATOR INSERT
35.9 GBP 2 £35.90 *
In stock
Cartridge: 338 Norma Mag Product no.: 100050169
In stock
35.9 GBP 2 £35.90 *
SHORT ACTION CUSTOMS 6.5MM X 40° MODULAR HEADSPACE COMPARATOR INSERT
35.9 GBP 6 £35.90 *
In stock
Cartridge: 264/6.5 mm (.264) Product no.: 100050148
In stock
35.9 GBP 6 £35.90 *
SHORT ACTION CUSTOMS 7 STW MODULAR HEADSPACE COMPARATOR INSERT
35.9 GBP 1 £35.90 *
In stock
Cartridge: 7 mm STW Product no.: 100050152
In stock
35.9 GBP 1 £35.90 *
SHORT ACTION CUSTOMS 6 DASHER ALPHA MODULAR HEADSPACE COMPARATOR INSERT
39.9 GBP 0 £39.90 *
Not available
Cartridge: 6 mm Dasher Product no.: 100050144
Not available
39.9 GBP 0 £39.90 *
Cartridge: 22 Caliber (.223-.224) Product no.: 100050135
Not available
38.9 GBP 0 £38.90 *
Cartridge: 223 Remington Product no.: 100050134
Not available
38.9 GBP 0 £38.90 *
Cartridge: 270 Winchester Product no.: 100050146
Not available
39.9 GBP 0 £39.90 *
Cartridge: 30 Caliber (.308) Product no.: 100050156
Not available
38.9 GBP 0 £38.90 *
Cartridge: 30 Caliber (.308) Product no.: 100050160
Not available
38.9 GBP 0 £38.90 *
Cartridge: 338 Caliber Product no.: 100050165
Not available
35.9 GBP 0 £35.90 *
Cartridge: 338 Caliber Product no.: 100050173
Not available
35.9 GBP 0 £35.90 *
Cartridge: 416 Barrett Product no.: 100050172
Not available
35.9 GBP 0 £35.90 *
Cartridge: 33 XC Product no.: 100050168
Not available
35.9 GBP 0 £35.90 *
Cartridge: 338 Lapua Product no.: 100050164
Not available
39.9 GBP 0 £39.90 *
Cartridge: 37 XC Product no.: 100050167
Not available
35.9 GBP 0 £35.90 *
Cartridge: 264/6.5 mm (.264) Product no.: 100050141
Not available
35.9 GBP 0 £35.90 *
Cartridge: 243/6 mm (.243) Product no.: 100050140
Not available
38.9 GBP 0 £38.90 *
Cartridge: 243/6 mm (.243) Product no.: 100050139
Not available
41.9 GBP 0 £41.90 *
Cartridge: 243/6 mm (.243) Product no.: 100050138
Not available
35.9 GBP 0 £35.90 *
Cartridge: 7 mm Product no.: 100050150
Not available
39.9 GBP 0 £39.90 *
Cartridge: 7 mm Product no.: 100050149
Not available
41.9 GBP 0 £41.90 *
Cartridge: 7 mm Product no.: 100050154
Not available
39.9 GBP 0 £39.90 *
Cartridge: 7 mm Product no.: 100050145
Not available
38.9 GBP 0 £38.90 *

Description:

Headspace Inserts for your Modular Headspace Comparator ***Requires Modular Headspace Comparator Body*** The Modular Headspace Body must be purchased separately and can be found at the Modular Headspace Comparator Body page. New Modular Design for the most accurate cartridge headspace and bullet measurements available! Newly designed Modular Headspace Comparator (MHC) is an updated version of the highly successful dedicated Headspace Comparator that SAC previously made out of 6061 aluminum.  They improved on its design allowing the new MHC to be used with cartridges up to 338 Lapua Magnum and more.  Each bullet and headspace insert is precision machined out of 17-4 Stainless Steel for increased durability and corrosion resistance. Simply put, these are the highest quality headspace and bullet measuring tools available.  

Top takeaways

  1. The insert is designed for use with the Modular Headspace Comparator Body, which must be purchased separately.
  2. It is compatible with cartridges up to 338 Lapua Magnum and is made from 17-4 Stainless Steel for durability and corrosion resistance.
  3. This new Modular Headspace Comparator design offers improved accuracy for cartridge headspace and bullet measurements.

Attributes

  • Cartridge: 338 Caliber
  • Delivery weight: 0.029kg
  • Shipping height: 25mm
  • Shipping width: 89mm
  • Shipping length: 102mm

Item details

Made in USA

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