SPR 18L .450 Bushmaster Long Rifle
similar to SPR 18L, except has .450 Bushmaster cal., carbine length, 18 in. lightweight contour SS barrel w/bead blast finish, Duramag 5 shot mag., 17 in. Gen 3 M-LOK handguard, QPQ BCG, Armor Black, Magpul FDE or ODG, or SIG Dark Grey fini...