Magpul Industries Corp

Magpul® PRS® GEN3 Precision-Adjustable Stock

Magpul® PRS® GEN3 Precision-Adjustable Stock MAG672

The Magpul PRS GEN3 stock is designed for AR15/M16 and AR10/SR25 platforms, and it allows for tool-less adjustments to both the length of pull and cheek piece height. This stock is built with aluminium detent knobs for reliable and precise adjustments.

The PRS GEN3 provides a stable interface for semi-automatic and varmint rifles. It is compatible with most rifle-length receiver extensions, mil-spec carbines, and A5-length tubes*. The stock features a cant/height-adjustable rubber butt-pad and rotation-limiting QD sling swivel cups, making it versatile and practical.

Additionally, it has M-LOK® slots on the bottom for rear monopod mounting.

Made in the USA.

  • Platform AR10, AR15, M4, M16, M110, SR25 
  • LOP, M4 Collapsed ~14.3 in. 
  • LOP, M4 Extended ~15.7 in. 
  • LOP Adjustment Range 1.4 in. 
  • Length 11.5-12.9 in. 
  • Weight, w/ receiver extension 31.7 oz. 
  • Cheek Height Adjustable Range 0.8 in.

NOTE: Mounts to rifle-length receiver extension tube without A2 spacer but will also accommodate Mil-Spec sized M4 Carbine and many A5-length tubes with standard Castle Nuts and End Plates (not included)*


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