Here are all the options parts for the Xray X4F
Reference 06303138-K
Brand: XRAY
ALU SHIM 3x7x2.0MM - BLACK (10) - 303138-K
Reference 06303821
Brand: XRAY
X4 ANTI-ROLL BAR - REAR 1.1 MM - 303821
Reference 06305256
Brand: XRAY
ECS BB SC ALU DRIVE SHAFT SLEEVE - SWISS 7075 T6 - 305256
Reference 06303128-K
Brand: XRAY
ALU SHIM 3x6x6.0MM - BLACK (10) - 303128-K
Reference 06326181
Brand: XRAY
STAINLESS STEEL BATTERY WEIGHT 35G - 326181
Reference 06302821
Brand: XRAY
X4 ANTI-ROLL BAR - FRONT 1.1 MM - 302821
Reference 06303137-K
Brand: XRAY
ALU SHIM 3x7.5x2.0MM - BLACK (10) - 303137-K
Reference 06302390
Brand: XRAY
X4 COMPOSITE CASTER GAUGE (2) - XRAY
Reference 06302133-S
Brand: XRAY
X4 CFF CARBON-FIBER FUSION UPPER ARM - SOFT - FR/RL - 302133-S
Reference 06305255
Brand: XRAY
ECS BB SC DRIVE SHAFT CASE - HUDY SPRING STEEL™ - 305255
Reference 06305395
Brand: XRAY
ECS BB SC DRIVE SHAFT PIN 2 x 8.4 (2) - 305395
Reference 06305862
Brand: XRAY
OFFSET SPUR GEAR 92T / 64 - 305862