4 bolt Ball Bearing Chain Idler
New Improved Chain Idler with a 4 bolt clamp: Mounts on bike frame chain stay for maintaining chain tension. Stays in position better than a 2 bolt clamp.
Ship wt. is 2 lbs. but this Shopify website cart will bill you $10 for 5 lbs. so order more stuff not to exceed 5 lbs and get a free addition parts ride. Got it?