Here are all the options parts for the Xray X4
Reference 06303136
Brand: XRAY
ALU SHIM 3x7x1.0MM (10) - 303136
Reference 06303142-O
Brand: XRAY
ALU SHIM 3x5x0.5MM - ORANGE (10) - 303142-O
Reference 06303211-O
Brand: XRAY
ALU ADJ. TURNBUCKLE L/R 30 MM - SWISS 7075 T6 (2) - 303211-O
Reference 06304932
Brand: XRAY
GRAPHITE GEAR DIFF BEVEL & SATELLITE GEARS (2+4) - LOW - 304932
Reference 06305136
Brand: XRAY
ALU SOLID AXLE DRIVESHAFT ADAPTERS - HARD COATED (2) - 305136
Reference 06305137
Brand: XRAY
STEEL SOLID AXLE DRIVESHAFT ADAPTERS - HUDY SPRING STEEL™ (2) - 30513
Reference 06305776
Brand: XRAY
OFFSET SPUR GEAR 76T / 48 - HARD - 305776
Reference 06305874
Brand: XRAY
OFFSET SPUR GEAR 104T / 64 - 305874
Reference 06305876
Brand: XRAY
OFFSET SPUR GEAR 106T / 64 - 305876
Reference 06305882
Brand: XRAY
OFFSET SPUR GEAR 112T / 64 - 305882
Reference 06306165
Brand: XRAY
T4 GRAPHITE BATTERY STRAP FOR LiPo - SET - 306165
Reference 06308274
Brand: XRAY
XRAY 4S SPRING-SET C=2.3 (2) - 308274