Twin Pillow Block Linear Ball Bearing IPPW20G 1.25" Closed RST It features a bonded Simplicity®

It features a bonded Simplicity® self-lubricating FrelonGOLD® bore liner for maintenance-free linear

Double Plain Linear Bearing of 25mm JIS Metric ID with a round flange (end-mounted) and a precision running clearance of 0

a resin retainer to reduce noise

but the TWN blocks are double sized as if they were two SPBs fused together

Twin Pillow Block Linear Ball Bearing IPPW20G 1.25" Closed RST It features a bonded Simplicity®Twin Linear Ball Bearing Pillow Block, closed shell, with a 1. 25" ID (inner diameter) bearing inside a housing made of aluminum alloy. Features a low coefficient of friction for smooth operation, a heat treated alloy steel shell for durability, a resin retainer to reduce noise, and standard double seals at no extra cost. Twin Double size equal to two standard bearings mounted back to back Temperature Range: 4 +176F ( 20 +80C) Variant ID Sizes: