Overview Product Description 194191 New-No Box; MFG- 251070 Idler Sprocket; 12-Teeth; 1"ID; 2.3"OD; . Item is New; unused; no factory packaging. Austin Surplus SKU: 194191 Location: GRG-R10-P12-S04-D-0000852 Product Videos Custom Field MPN 251070 Product Reviews