Ball Bearing Linear Slide SDC35N-0690-130 C-Shaped Linear Rail 35x690mm, 130mm Internal Carriage Linear Ball Bearings The concentric collar acts as

The concentric collar acts as a locking mechanism

Double die set plain linear bearing

Outer Diameter: 2

as if two Single Roller Pillow Blocks (SPB) were fused together to create a bigger bearing

16mm diameter and 300mm length features RC 50 Plus hardness

Ball Bearing Linear Slide SDC35N-0690-130 C-Shaped Linear Rail 35x690mm, 130mm Internal Carriage Linear Ball Bearings The concentric collar acts asBall bearing linear guide with a 35mm width, 690mm length and 130mm fully enclosed internal carriage. The zinc plated SDC steel linear slide features a C shaped linear rail with a carriage riding in a ball cage within the rail profile for smooth, low friction motion. Its heavy duty enclosed design suits large platforms, heavy access doors, and modular motion systems. Nominal Size: 35 mm Rail Length: 690 mm Carriage Length: 130 mm Max Stroke: 510 mm