Keyed Shaft Collar, 2pc Double Wide, Bore 1. Tightly controlled face to bore perpendicularity is maintained (TIR of It has about 25% more holding power than standard round bore collars of equivalent bore size and can be used as a short rigid coupling in applications where standard length rigid couplings will not fit. Ruland clamp style shaft collars do not mar the shaft, are infinitely adjustable, and have superior holding power when compared to set screw collars..
The padded collar provides additional comfort.MobiLite Waterproof Work Boot,15WI These Rocky MobiLite comfortable work boots are waterproof, durable and lightweight. So, if you need new work footwear, these men's boots are a great choice for you.