Wheels 386EVO Bottom Bracket Adapters. Features: Shims press fit directly into the 6806 bearing in the 386EVO BB shell WZ-9806 for 24mm non-tapered spindle cranks, such as Shimano Hollowtech-II WZ-9807 for 24 to 22mm tapered GXP spindle cranks, such as SRAM and Truvativ Easy to install and machined for exact fit based on industry standard Specs: Model: 386EVO to GXP 24>22mm Description: bottom bracket adapter Remarks: Includes socket head screws (25) M4x10, (25) M4x12, (25) M4x16, (15) M4x20, (25) M5x12, (25) M5x16, (25) M5x20, (15) M5x25, socket head cap: (25) M6X12, (25) M6X16, (25) M6X20, (25) M6X25