PAT13 Rear Splined Weight Holder
Availability: 2-3 Days
Are you looking to add more weight to the rear of your XR10? These Pat13 holders are perfect for doing so! Sold as a pair, available in black only.
You will need to modify the factory rear lockout or purchase the pat 13 lockups for these holders to work. They fit standard pine wood derby tungsten weights. All available here at RcBros.