Pillow Block Linear Ball Bearing IPPS32G 2" Closed, Self-Aligning, Lubrication Port RST a screw diameter of 8mm

a screw diameter of 8mm

This is a yoke-type cam follower aka cam roller

7mm outer diameter

and the screw is made from precision-rolled 300 Series Stainless Steel and coated with PTFE to prevent flaking

Available assembled or unassembled depending on needs

Pillow Block Linear Ball Bearing IPPS32G 2" Closed, Self-Aligning, Lubrication Port RST a screw diameter of 8mmLinear ball bearing pillow block, closed, with a 2" inner diameter (ID) self aligning bearing inside an aluminum alloy housing with a lubrication port called a "grease zerk fitting" on the side. Interchangeable with industry standards, this bearing has a low coefficient of friction, a heat treated alloy steel shell for durability, and a resin retainer polymer cage to reduce noise. Grease zerk fitting lubrication port on the side Temperature Range: 4