Sprocket Zt7a-d 44t 1/2 X 1/8 Chrome/Black. for bicycles, bikes, for lowriders, beach cruiser, strech bikes, limos, chopper cruiser We carry over 3,000 bicycle parts and accessories. If you have any questions about any of our parts, please send us an email. Sprocket Zt7a-d 44t 1/2 X 1/8 Chrome/Black.