The AT chassis from Accuracy International is a polymer and alloy chassis (not merely a stock), which provides the rigidity, strength and durability necessary to provide a stable, rugged platform for a barreled action in all weather and any terrain. Adjustable length of pull using 10mm and 20mm spacers. Lateral and height adjustable cheek piece. Six flush cup sling points for quick sling positioning. AT folding stock available using AI’s battle proven hinge system. AX chassis style pistol grip. AICS 5 round magazine included and optional 10 round magazines available. KeySlot™ accessory mounting system on the 6:00 O’clock forend surface. Chassis is NOT supplied with M5x12mm screws for lowering cheekpiece beyond factory setting. These screws need to be purchased separately if wishing to lower the cheekpiece