Double Plain Linear Bearing DFP16C 1.00" Square Flanged End Housing, CompensatedExtended size plain linear bearing inside a square flanged housing with a 1" inner diameter and a compensated running clearance of 0. 0015" per side. The self lubricating bearing liner is FrelonGOLD. The bearing enables linear or rotational movement. Double sized bearing inside a housing with a square flanged end Compensated ID running clearance (0. 0015" per side) Aluminum Housing with Anodized Aluminum Bearing Included Self lubricating bearing