Complete composite adjustable ball differential set. Factory pre-assembled for smooth action. 

Molded composite bevel gear for 385001 Alu. Adjustable Ball Differential for the XRAY M18. 

Composite gear differential case includes upper and lower halves. Fits front or rear. 

Tough steel diff D-washer for adjustable ball differential. D-shaped inner cutout keys to diff plates to eliminate plate slippage. 

Molded main driveshaft pinion gear and collar for M18T made from tough composite material. 

Molded composite spur gear, 36T 48-pitch. 

Strategically lightened molded spur gear, 54 tooth / 48 pitch, made from tough composite material. 

M2.5x20 pan-head machine screw, Phillips drive. Set of 10 pieces. 

Steel balls 2.4mm for ball differential. Set of 24 pieces is enough for two ball differentials (12 each). 

Axial ball-bearing set 2.5x5.4x0.8. Includes two outer plates and high-grade polished balls. 

High-quality ball-bearings ID x OD x thickness (mm) = 4x7x2.5mm. Set of 2 pieces. 

High-quality ball-bearings ID x OD x thickness (mm) = 6x10x3mm. Set of 2 pieces. 

High-quality ball-bearings ID x OD x thickness (mm) = 8x12x3.5mm. Set of 2 pieces. 

M2.5 nylock nut. Set of 10 pieces. 

Rubber O-ring fits over 4mm shaft, 1mm thick. Set of 10 pieces.