Here are all the options parts for the Xray NT1.2
Reference 06335432
Brand: XRAY
LOW FRICTION DRIVE BELT FRONT 5.0 x 186 MM - 335432
Reference 06335443
Brand: XRAY
LOW FRICTION DRIVE BELT SIDE 4.5 x 396 MM - 335443
Reference 06335511
Brand: XRAY
2-SPEED SHAFT - LIGHTWEIGHT - 335511
Reference 06335531-O
Brand: XRAY
LIGHTWEIGHT DRIVE FLANGE WITH ONE-WAY BEARING - ALU 7075 T6 - ORANGE-
Reference 06335553
Brand: XRAY
COMPOSITE 2-SPEED GEAR 53T (2nd) - V3 - 335553
Reference 06335555
Brand: XRAY
COMPOSITE 2-SPEED GEAR 55T (2nd) - V3 - 335555
Reference 06335557
Brand: XRAY
COMPOSITE 2-SPEED GEAR 57T (1st) - 335557
Reference 06335570
Brand: XRAY
ADAPTER 2-SPEED - 335570
Reference 06335581
Brand: XRAY
SPRING C=7.8 FOR GEAR BOX - MEDIUM - SILVER (2) - 335581
Reference 06335657
Brand: XRAY
GRAPHITE 2-SPEED GEAR 57T (1st) - 335657
Reference 06335810-O
Brand: XRAY
LOW FRICTION COMPOSITE BELT PULLEY 20T - 2-SPEED-CENTER - GRAPHITE-33
Reference 06335828-O
Brand: XRAY
LOW FRICTION COMPOSITE BELT PULLEY 18T - 2-SPEED-SIDE - GRAPHITE - 33