Plain Linear Bearing Pillow Block P32C 2" Closed, CompensatedPlain Linear Bearing Pillow Block, closed shell, with a 2" inner diameter and a compensated running clearance of 0. 0015" per side. A mountable standard sized aluminum housing encloses the bearing, which features a self lubricating FrelonGOLD liner for maintenance free operation in harsh conditions like extreme temperatures, dirt and vibration. Liner options: FrelonJ (chemical resistant) + FrelonW (FDA compliant) Anodized Aluminum Bearing Shell