This Is a set of Six 5-40 Differential Locknuts from Team Associated. FEATURES: Used primarily on RC10s with the original transmission (not the Stealth transmission) to keep the diff spring secured onto the differential shaft. They could also be used on any application requiring 5-40 locknuts. Metal construction. INCLUDES: 6 Differential Locknuts REQUIRES: 1/4" Nut Driver NMH 7-14-94 ir/le kr2/18/03