Linear Rail w/ Steel Raceways - Redi-Rail RR30-0250 Width: 30mm Length: 250mm Simplicity Bearing have two sets of 3

have two sets of 3 opposing rollers that double the load capacity of a Single Roller Bearing Pillow Block (SPB) which has just 1 set of 3 opposing rollers

Open plain linear bearing with a 5mm ISO Metric precision ID which has a 0

Square flanged plain linear bearing with a 25mm ID

but the DPB rollers are positioned side by side on a single-sized product

The double-size mountable aluminum alloy housing provides added bearing surface

Linear Rail w/ Steel Raceways - Redi-Rail RR30-0250 Width: 30mm Length: 250mm Simplicity Bearing have two sets of 3Linear Rail, 30mm wide and 250mm long, from the Redi Rail series of linear guides, features a U shaped aluminum alloy body with gothic arch hardened steel raceways. Designed for compact setups in automation and robotics, it includes pre drilled mounting holes and is compatible with the RRS30 carriage. Linear Rail Only Compatible with carriage part number RRS30 Pre drilled for mounting; holes centered on rail length if Y is not specified Mounting holes