Nitto MX-2 Old School BMX Handlebar Quill Stem All Colours
Size: 21.0mm quill (for 1" threaded BMX bikes - not to be confused with forks that use a 22.2mm quill). Material: Aluminum alloy with chromoly quill. Nitto Pearl NP SX Quill Stem 26mm Clamp. Handlebar clamping area size: 22.2mm.