Ceramic Bearing Bicycle Bottom Bracket 68*103 107 110 113 119 122mm Square Titan
Material: titanium alloy spindle + stainless steel ceramic bearing + aluminum alloy shell. Weight: ~200g. For Free : 2 pcs AL7075 M8 Screws.
Material: titanium alloy spindle + stainless steel ceramic bearing + aluminum alloy shell. Weight: ~200g. For Free : 2 pcs AL7075 M8 Screws.