401TK

Chainring Fixing Bolt & Nut set for Track

Steel hexagon bolts and knurled nuts
The knurled nuts set into the crank holes and stay in place.

Material : Steel
Bolt : Hexagon (5mm)
Nut : Knurled

Set includes 5 bolts and 5 nuts.

            
Length= 5.7mm / Length=3.7mm