Magpul Industries SGA Stock Fits Rem 870 Grey. Spacer system allows for length of pull adjustment with a recoil-reducing butt-pad. The MAGPUL SGA Shotgun Stock for Remington 870 12 Gauge shotgun delivers an ergonomic upgrade to a time-tested American classic firearm. An optional cheek riser can raise the comb to improve the use of the Magpul SGA Remington 870 Stock with optics and other accessories. Specifications for Magpul SGA Remington 870 Stock: Manufacturer: Magpul Industries Gun Model: Remington Model 870 Gun Type: Shotgun Gun Make: Remington Quantity: 1 Features of MAGPUL Remington 870 12Ga Shotgun Stock SGA: Adjustable length of pull with a spacer system Recoil-absorbing butt-pad Improved ergonomics Package Contents: MAGPUL SGA Shotgun Stock for Remington 870 12 Gauge What firearm models does the manufacturer say Magpul SGA Remington 870 Stock is compatible with? The manufacturer says that Magpul SGA Remington 870 Stock is compatible with Remington Model 870Magpul Industries MAG460GRY: SGA Stock Fits Rem 870 Grey