The keys hold the outside borne nut on the twin wheels while the inner nut is turned.
The lip fits into the hole to maintain the key in place.
The sizes offered are suitable for standard and metric borgnes nuts.
The keys hold the outside borne nut on the twin wheels while the inner nut is turned.
The lip fits into the hole to maintain the key in place.
The sizes offered are suitable for standard and metric borgnes nuts.