Features:
High-precision steel
Hub Diameter: 9.5 mm (0.37")
Hub Length: 16 mm (0.65")
Stud Thread: 5-40
Stud Length: 20 mm (.8")
Brand new Original Cox items
Also acts as balancing weight (7 gr - 1/4 oz)
Application:
All Cox .049 engines
All Cox .050 engines
All Cox .051 engines