Bolt-on replacement stock gives your Remington 870 the control and adaptability of a collapsible M4 carbine stock. Telescoping, five position buttstock allows fast length-of-pull adjustment to adapt to body armor and heavy tactical clothing. Aluminum receiver adapter bolts to rear of receiver with included mounting hardware and requires no permanent alterations to your gun. Accepts the included M4 SOPMOD buttstock or any aftermarket stock that fits a mil-spec (1.14" O.D.) buffer tube. Hogue overmolded rubber pistol grip with palm swells and finger grooves bolts solidly to the receiver adapter to reduce recoil shock and give the shooter better control. Basic LEO (Law Enforcement) model positions the buttstock low enough to allow use of the original shotgun bead or iron sights. Four-position stock offers length of pull adjust from 10½" to 13½". Includes one push-button sling swivel that fits sockets on either side of the receiver adapter. Recoil Reducing model combines the low tube position and M4 buttstock with an Enidine hydraulic energy absorber to reduce felt recoil by as much as 70%. Gives you oustanding control to ensure fast, accurate follow-up shots. L.O.P. adjusts from 11½" to 14½" in five, pre-set, locking positions. Includes one push-button swivel that fits sockets on either side of the receiver adapter.Available for the Remington 870 and Mossberg 500.