We’re Pushy About Pulleys
(4) PIECE SET OF 10MM to 40MM PULLEY PKG(5)
We hate to be pushy but you could use this pulleys. What we have here is a set of (4) black plastic wheels ranging in size from 10mm to 40mm dia, and then, with a little push, who knows what you might do with them. We’re pulling for you. Your order will yield (5) sets of (4) and are cheap enough for any classroom project. Jarvis says: Need a few belts? Click Here.