Home » headsets » Semi Integrated Headsets » mxp1 mxp2 SEMI-INTEGRATED HEADSET MXP-1/MXP-2 ZS41/25.4-24tpi | ZS41/26 Alloy Cap / Steel Cups & Crown Race Cartridge Bearing & Bearing Top Nut: 22.2 CUP O.D.: 41.4 Crown Crown: 26.4 Height: 21.9 Technical Diagram (MXP-1) Technical Diagram (MXP-2)