Overview Product Description 253177 New-No Box; Rexnord 21TX1IDLER Idler Wheel 5.11 OD 1" Bore; . Item is New; unused; no factory packaging. Austin Surplus SKU: 253177 Location: GRG-R11-P07-S04-A-0002425 Product Videos Custom Field MPN 21TX1IDLER Product Reviews