Overview Product Description 234512 New-No Box; Tsubaki H40B19 Sprocket #40; 19 Teeth; No Key Way; 5/8"ID; . Item is New; unused; no factory packaging. Austin Surplus SKU: 234512 Location: GRG-R15-P07-S04-F-0001225 Product Videos Custom Field MPN H40B19 Product Reviews