SPEED PACK - M4 Nuts and Washers

This Schumacher Racing Products Speed Pack supplies M4 nuts and metal washers for use across a wide range of Schumacher vehicles. The 4.0mm thread nuts feature a nylon locking insert for secure fastening under race conditions. This is a convenient bulk replacement pack for keeping your pit box stocked with commonly used hardware. M4 (4.0mm thread) sizing
Nylon locking insert nuts
Includes both nuts and washers
Compatible with a wide range of Schumacher platforms

7/7/26 cs