This WR022X brass rear knuckle arm set is an aftermarket RC-scale replacement for AXIAL WRAITH platforms. The kit contains six brass knuckle arms that mount at the rear axle to secure the axle and add targeted mass where drivers commonly tune rear traction and balance.
On installation the brass knuckles replace the factory plastic or alloy pieces and are fastened with the supplied hardware. The package includes stainless steel round head screws (3x8) in a quantity of 4pcs for the mounting points that require those fixings. Follow your chassis manual for rear hub and axle disassembly before fitting the brass arms to avoid interference with suspension or driveshaft components.
Tuning note: adding brass weight at the rear knuckles shifts mass distribution on the model, which can increase rear grip on loose surfaces or during climbs and may change steering response. Apply these parts incrementally and verify clearance with the motor, driveshafts, and suspension travel after fitting.
WR022X brass rear knuckle arms are aimed at hobbyists looking for a simple, durable aftermarket option to add rear-end weight and a stronger mounting point on compatible AXIAL platforms.
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