Rock River Arms Ar-15/M16 M4 Commercial Buttstock Assemblies
Reduces Overall Length For Easier Carry, Storage
Six position, extendable stock lets you select the length of pull best suited to your shooting needs. Converts your rifle to A-4-style with the added benefit of shorter overall length. Includes buffer tube, receiver lock plate, lock nut, rear sling swivel, recoil spring and buffer. Carbine spring and buffer also available separately. Mfg: Rock River Arms SPECS: Zytel nylon plastic stock and latch, matte black or matte green. Aluminium buffer tube. Length of pull: closed- 10 1/2" (26.2cm), extended-13" (33cm).