Linear Ball Bearing - Round Flanged EPF40G 40mm Simplicity Linear Plain Bearing It is self-aligning due to

It is self-aligning due to a crowned bearing shell inside the housing

Pre-Drilled Linear Support Rail of 360mm length

Fits a 1/2" linear shaft

square-end-flange w/ a 20mm compensated ID

a 200mm length of V-rail and a carriage equipped with stainless steel sealed V-wheels

Linear Ball Bearing - Round Flanged EPF40G 40mm Simplicity Linear Plain Bearing It is self-aligning due toRound Flanged Linear Ball Bearing with a 40mm ID and standard housing size features a heat treated alloy steel shell for durability and a low coefficient of friction for speed. A resin retainer polymer cage ensures quiet operation. Ideal for cantilevered applications, it performs best in low debris environments. Double seals offer enhanced protection at no extra cost and it is size interchangeable with industry standards. Temperature Range: 4 +176F (