Boom Racing 12mm Aluminum Wheel Hex (5mm Wide) Adaptor w/ Steel Pin & Set Screw (4) Black

PRODUCT INFORMATION: This is a set of four 12mm anodized aluminum hex wheel adaptors from Boom Racing for standard 1/10 axles. Designed for 5mm wheel shafts (M4 lock nuts). Thanks to the high-quality material and precision CNC machining, these 5mm wide hex wheel adaptors are extremely durable and a must for maximum performance. Compatible with most wheels that fit a 12mm hex. Sold as a set with hardened steel pins and lock screws for easy installation. Specification: Size: 12mm Width: 5mm For 5mm wheel shafts (M4 lock nuts)