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.
Use with: 57 mm / 2.25" double ratchets
|Height||4 3/8 in||111 mm|
|Min Line Diameter||5/16 in||8 mm|
|Max Line Diameter||3/8 in||10 mm|
|Weight||12.75 oz||362 g|
|Fastener Spacing||3/4 in||19 mm|
|Fasteners||#10 RH in||5 RH mm