for US Continental orders over $99
Ball bearing swivel bases feature dual rows of Delrin® ball bearings that swivel freely even under high loads. Bases include stand-up springs and a U-adaptor to accept a variety of appropriate blocks.
Delrin® is a registered trademark of E. I. du Pont de Nemours and Company or its affiliates.
Use with: big bullet / Dinghy / 2.25 in / Small Ratchets