Specifications of BK10:
Model: Screw Support.
Shaft Dia.: 10mm.
Material: Bearing Steel.
Color: Black.
BK10 Size: 60mm x 39mm(L*W).
Specifications of BF10:
Model: Screw Support.
Shaft Dia.: 8mm.
Material: Bearing Steel.
Color: Black.
BK10 Size: 39mm x 60mm(L*W).