Prevents the Slide from Battering the Frame During Recoil; Optimum Balance Between Shock Absorption and Longevity; Easily Replaceable; Absorbs Up to 1,000 Rounds of Repeated Firings; Slides Over the Recoil Spring Guide Between Guide and Spring; Original Injection Molded SHOK-BUFF; Royal Blue and Bears the SHOK-BUFF Name; NOTE: SHOK-BUFF buffers are recommended for full-size (5" barrel) 1911's only. Due to space constraints, we do not recommend their use in compact (less than 5" barrel) 1911's; Package of 6; Blue Finish