Here are all the options parts for the Xray XB4 2020 and olders
Reference 06362211-G
Brand: XRAY
COMPOSITE C-HUB 6° DEG. RIGHT - GRAPHITE - 362211-G
Reference 06362221-G
Brand: XRAY
COMPOSITE C-HUB 6° DEG. LEFT - GRAPHITE - 362221-G
Reference 06362270
Brand: XRAY
GRAPHITE EXTENSION ALU STEERING BLOCK (1+1) - 1 SLOT - XRAY
Reference 06364014
Brand: XRAY
ALU MOTOR BULKHEAD - NARROW - 364014
Reference 06364091
Brand: XRAY
ALU ECCENTRIC INSERT FOR NARROW MOTOR BULKHEAD - 364091
Reference 06303140-K
Brand: XRAY
ALU SHIM 3x5x2.0MM - BLACK (10) - 303140-K
Reference 06303142-K
Brand: XRAY
ALU SHIM 3x5x0.5MM - BLACK (10) - 303142-K
Reference 06364102
Brand: XRAY
XB4 SOLID AXLE - SET - 364102
Reference 06362324
Brand: XRAY
ALU LOWER SUSP. HOLDER HS BULKHEAD -WIDE -FRONT-REAR - 362324
Reference 06971032
Brand: XRAY
SILICONE O-RING 3.2x0.8 (10) - 971032
Reference 0148202
Brand: HIRO SEIKO
XB4'18 Titanium Hex Socket Screw Set - 48202
Reference 0148401
Brand: HIRO SEIKO
XB4'19 Titanium Hex Socket Screw Set - 48401