The CVA Optima XP 50 Caliber Muzzleloading Rifle 18" Barrel delivers proven muzzleloader performance in a modern, adjustable platform built for today's hunters. A pistol grip and buffer tube stock provide improved comfort, modularity, and adjustable length of pull, while bolt-on cheek risers ensure proper eye-to-scope alignment. Chambered in .50 caliber with a 18" barrel, (XP-SB, the Optima XP is a dependable, versatile muzzleloader designed to perform season after season. FeaturesModernized Optima designPistol grip for added comfortAdjustable buffer tube stockBolt-on cheek risers.50 caliber18" barrel