Plain Linear Bearing - FL40 2.50" Closed Shell Simplicity Bearing The self-lubricating bearing liner is

The self-lubricating bearing liner is FrelonGOLD®

Metric and JIS sizing options

Precision ID running clearance (0

30mm precision ID that provides a 0

Carriage Only - matching rail part number CR20 sold separately

Plain Linear Bearing - FL40 2.50" Closed Shell Simplicity Bearing The self-lubricating bearing liner isPlain linear bearing, closed, with a 2. 5" precision ID (inner diameter) that provides a 0. 0005" running clearance per side on matching round shafts. Encased in a standard cylindrical anodized aluminum shell, this bearing features a bonded Simplicity self lubricating FrelonGOLD bore liner for maintenance free linear, rotational, and oscillating motion in harsh environments where ball bearings often fail, such as extreme temperatures, dirt, welding