JIS Plain Linear Bearing FJ12 12mm Closed, Precision ID An optional Frelon®J liner is

An optional Frelon®J liner is available for harsh chemical environments (use stainless steel shafts for this) and Frelon®W is offered as an FDA-compliant liner option

Closed Pillow Block Bearing consisting of a Linear Ball Bearing with a 30mm ID (inner diameter) inside a housing made of aluminum alloy

ISO Metric - Closed-Shell - Square Flanged Center Mount

with a 16mm precision ID (inner diameter) that provides a 0

JIS Plain Linear Bearing FJ12 12mm Closed, Precision ID An optional Frelon®J liner isClosed shell plain linear bearing with a JIS 12mm ID, precision running clearance, durable green anodized aluminum shell, and a bonded self lubricating FrelonGOLD liner that facilitates smooth linear, rotational, or oscillating motion on round shafts in harsh conditions where contamination, vibration, shock loads, washdowns, temperature extremes, lubricant maintenance difficulties, or poor machine accessibility can make rolling element bearings harder