Here are all the options parts for the Xray X4F
Reference 06305257
Brand: XRAY
ECS BB SC DRIVE SHAFT COUPLING - HUDY SPRING STEEL™ - 305257
Reference 06302665
Brand: XRAY
COMPOSITE BALL JOINT 4.9MM - CLOSED WITH HOLE (4) - 302665
Reference 06305784
Brand: XRAY
SPUR GEAR 84T / 48 - 305784
Reference 06353561
Brand: XRAY
ALU REAR WING SHIM (2) - 353561
Reference 06930154
Brand: XRAY
BALL-BEARING 1.5x4x2 STEEL SEALED - OIL (4) - 930154
Reference 06305860
Brand: XRAY
OFFSET SPUR GEAR 90T / 64 - 305860
Reference 06305866
Brand: XRAY
OFFSET SPUR GEAR 96T / 64 - 305866
Reference 06362650
Brand: XRAY
BALL END 4.9MM WITH THREAD 6MM (2) - 362650
Reference 06301322-H
Brand: XRAY
FRONT BODY MOUNT SET 6MM - HARD - XRAY
Reference 06302240-H
Brand: XRAY
X4 COMPOSITE HUB - HARD - 302240-H
Reference 06302240-M
Brand: XRAY
X4 COMPOSITE HUB - MEDIUM - 302240-M
Reference 06305870
Brand: XRAY
OFFSET SPUR GEAR 100T / 64 - 305870