- Bottom brackets for e*thirteen XCX, TRS, and LG1 cranks. Also compatible with older Fifteen.G cranks (requires spacer and wave washer kit, EV-8003) - 7075-T6 black anodized cups with custom angular contact bearings - One year no questions asked bearing warranty - For installation of BSA bottom brackets, use e*thirteen BB tool (included with cranksets) or a 1-3/4" 12 point socket
