B5 Systems SOPMOD Stock Mil-Spec – AR-15/M4 (Coyote Brown)

The B5 Systems SOPMOD Stock delivers enhanced cheek weld consistency and improved recoil management for AR-15 and M4 platform rifles. Its six-position adjustability and dual waterproof battery storage compartments make it a practical choice for duty, competition, and field use where quick length-of-pull changes are required.

Constructed from reinforced polymer with a non-slip rubber buttpad, this mil-spec diameter stock installs on any mil-spec carbine buffer tube without modification. The streamlined profile reduces snag points while maintaining storage capacity in both side compartments. QD sling swivel compatible.

• Type: Adjustable Buttstock
• Compatible Firearms: AR-15, M4 (Mil-Spec Buffer Tube)
• Material: Reinforced Polymer with Rubber Buttpad
• Finish: Coyote Brown
• Adjustable: Yes (6 Positions)
• Installation: Mil-Spec Carbine Buffer Tube, No Gunsmithing Required