Here are all the options parts for the Xray X4F
Reference 06305242
Brand: XRAY
DRIVE SHAFT REPLACEMENT PLASTIC CAP 3.5 MM - ORANGE - STRONG (4) - 30
Reference 06305778
Brand: XRAY
OFFSET SPUR GEAR 78T / 48 - HARD - 305778
Reference 06930508
Brand: XRAY
BALL-BEARING 5x8x2.5 STEEL SEALED - OIL (2) - 930508
Reference 06302665
Brand: XRAY
COMPOSITE BALL JOINT 4.9MM - CLOSED WITH HOLE (4) - 302665
Reference 06305784
Brand: XRAY
SPUR GEAR 84T / 48 - 305784
Reference 06305870
Brand: XRAY
OFFSET SPUR GEAR 100T / 64 - 305870
Reference 06305578-O
Brand: XRAY
FIXED PULLEY FOR LAYSHAFT WITH BEARINGS 20T - GRAPHITE (2) - 305578-O
Reference 06302822
Brand: XRAY
X4 ANTI-ROLL BAR - FRONT 1.2 MM - 302822
Reference 06302240-H
Brand: XRAY
X4 COMPOSITE HUB - HARD - 302240-H
Reference 06305862
Brand: XRAY
OFFSET SPUR GEAR 92T / 64 - 305862
Reference 06303128
Brand: XRAY
ALU SHIM 3x6x6.0MM (10) - 303128
Reference 06303139-K
Brand: XRAY
ALU SHIM 3x6x7.0MM - BLACK (10) - 303139-K