Over 300,000 customers - we say thank you!

40,000+ products for hunting and shooting sports

MARK BROWN CUSTOM
AR-15/M16 GAS TUBE GAUGE

133000002
Checks Gas Tube For Optimum Gas Flow
CNC machined, mechanical “No-Go” gauge tells you instantly if your gas tube is out of spec and needs replacement. Simply insert into the gas tube to check for flat spots, dents, kinks, and loss of concentricity. Perfect for armorers, competition shooters and others looking for the most accurate, reliable way to check for tube damage and maintain optimum rifle function. Each gauge is precision ground to exact tolerances. Works on all AR-15, M16, and AR-style .308 rifles.

SPECS: Steel, black, matte finish. 8¾" (22.2cm) long.

124.9 124.9 1 GBP
Product no.: 133000002
MARK BROWN CUSTOM GAS TUBE GAUGE
Mfr Part: NONE CNC machined, mechanical “No-Go” gauge tells you instantly if your gas tube is out of spec and needs replacement. Simply insert into the gas tube to check for flat spots, dents, kinks, and loss of concentricity. Perfect for armorers, competition shooters and others looking for the most accurate, reliable way to check for tube damage and maintain optimum rifle function. Each gauge is precision ground to exact tolerances. Works on all AR-15, M16, and AR-style .308 rifles.
124.9 GBP 0 £124.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Make: Armalite, AR-15 Model: AR-10

Top takeaways

  1. The Mark Brown Custom Gas Tube Gauge is a CNC machined "No-Go" gauge designed to check AR-15, M16, and AR-style .308 rifle gas tubes for damage.
  2. It helps identify flat spots, dents, kinks, and issues with concentricity, ensuring reliable rifle function for armorers and competition shooters.
  3. The gauge is made of steel with a black, matte finish and is precision ground to exact tolerances, measuring 8¾" (22.2cm) in length.

Attributes

Make: Armalite,AR-15 Model: AR-10 Delivery weight: 0.136kg Shipping height: 1mm Shipping width: 81mm Shipping length: 249mm

Item details

Made in USA



Ensure your AR-15/M16 gas tube is in top shape with our precision gauge. 🔧 Perfect for armorers and competition shooters!

Checks Gas Tube For Optimum Gas Flow
CNC machined, mechanical “No-Go” gauge tells you instantly if your gas tube is out of spec and needs replacement. Simply insert into the gas tube to check for flat spots, dents, kinks, and loss of concentricity. Perfect for armorers, competition shooters and others looking for the most accurate, reliable way to check for tube damage and maintain optimum rifle function. Each gauge is precision ground to exact tolerances. Works on all AR-15, M16, and AR-style .308 rifles.

SPECS: Steel, black, matte finish. 8¾" (22.2cm) long.

Back to top