When ordering from the US, parcels may be subject to import tax and duty charges, which the buyer is responsible to pay. NEW LOT of 6 Huge Sprocket Gear UST 22 tooth / 1-1/2" Bore dia 6" # H60B23 This product data sheet is originally written in English. NEW LOT of 6 Huge Sprocket Gear UST 22 tooth 1-1/2" Bore dia. / 6" pn# H60B23 This is awesome. You have 6 Sprockets here. The same number of teeth (22) and same bore size (1.5""). The base on the two may be the only thing different. Not even sure. FREE USA SHIP NEW LOT of 6 Huge Sprocket Gear UST 22 tooth 1-1/2" Bore dia. / 6" pn# H60B23 This is awesome. You have 6 Sprockets here. The same number of teeth (22) and same bore size (1.5""). The base on the two may be the only thing different. Not even sure. FREE USA SHIP Model Sprocket Country/Region of Manufacture China MPN UST Brand Chain