RC10 STEALTH HD BALL DIF GEAR, 7075 hard anodized 2385 EXO2385 usgt TKR9421 is CNC machined from

TKR9421 is CNC machined from high grade steel

semi-pneumatic tires that hook up on almost any hard surface

Akio Sobue and more

black oxide coated and has the same design and Tekno RC durability as the stock TKR9419

Superior performance both indoor and outdoor

RC10 STEALTH HD BALL DIF GEAR, 7075 hard anodized 2385 EXO2385 usgt TKR9421 is CNC machined fromHeavy duty hard anodized 7075 alloy ball diff gear for the RC10 Stealth gearbox re release kits. Built for high power and high traction conditions to withstand heat build up and for more consistent diff settings. Designed with smooth fit and gear mesh and still only 3. 7 grams. Note always reapply gear grease often to maintain idler gear longevity.