The finest ceramic diff balls available anywhere. These diff balls are extreemly light weight and are ISO Grade 3. These balls also carry a Rockwell-A hardness rating of of 92, which is at the top of the chart goes for the Rockwell A scale. Super smooth and long lasting. $7.00 / 12 pack    Pick your size: 1/8, 3/32, 5/64

Pkg of 12 diff balls.
Grade 3 Silicon Nitride Balls (highest quality currently available)

• Tolerance of -.00001 (far better than stock grade 20 or 10 balls)
• 60% Lighter than Carbide
• More Durable than Carbide

The 5/64 thrust balls are a direct replacement for the stock balls in most Losi, Associated, Mugen, HPI, kits. Also this kit fits: B2, B3, T3, TC3, as well as Losi vehicles: XX, XX-CR, XX-CR Kinwald Edition, XXXBK2, XXT, XXT-CR, XXTCR-Graphite Plus, XXX, XXX-T, XXX-T MF Edition, XXX-NT (RTR, team kit, and the Drake Edition), NXT, GTX, XX4, XXX4, Street Weapon, IWC Street Weapon. These balls can also be used in Mugen MST1 truck and most HPI cars like the RS4. If your car isn't listed then check the manual for thrust ball size, if it uses 5/64 inch (or 2mm) these balls are a direct replacement.

The 3/32 set of 12 diff balls is a direct replacement for the stock balls in most Losi, Associated, Mugen, HPI, etc kits. A partial list of the Associated vehicles this kit will upgrade: B2, B3, RC10 (all versions, including the GT, DS, Nitro DS, etc.), T3, TC3. A partial list of the Losi vehicles: XX, XX-CR, XX-CR Kinwald Edition, XXXBK2, XXT, XXT-CR, XXTCR-Graphite Plus, XXX, XXX-T, XXX-T MF Edition, XXX-NT (RTR, team kit, and the Drake Edition), NXT, GTX, XX4, XXX4, Street Weapon, IWC Street Weapon. Kit can also be used in other vehicles such as the Mugen MST1 truck and most HPI vehicles like the RS4. If your vehicle isn't listed here check the manual for diff ball size, if it uses 3/32 inch balls this set a direct replacement.

The 1/8 set of 12 diff balls fits pan car spur gears. Almost all current or older pan car uses 1/8 inch diff balls.