✅ INCLUDES: 1- 60 Tooth Steel Sprocket ✅ SPECIFICATIONS: Material: Steel, Dimensions: OD: 245mm; ID:40mm ✅ FITMENT: Compatible with Mini Bikes, Mopeds, Baja Warrior, Heat, Massimo MB165, MB200, Coleman: CT200U, BT200X, CT200U-EX ✅ WARRANTY & USE: Reliable Customer Service Is Our #1 Priority. Here at OCTOPUS, We Readily Offer a 30-Day Money Back Guaranteed and 90-Day Limited Manufacturer’s Warranty. Which Covers Manufacturing Defects. For Maximum Usage, We Suggest Avoiding Canned Lubricant and Using Grease or Oil. OCTOPUS Compatible with Coleman CT200U, BT200X, CT200 Mini Bike #40/41/420 Chain Steel 60 Tooth Sprocket OCTOPUS Compatible with COLEMAN: BT200X, CT200U-EX, CT-200U-EXR, CT200U OCTOPUS Compatible with BAJA MOTORSPORTS: (Mini Bike: MB165, MB200) / (Heat, Mini Baja, Warrior), Hensim Mini Bike MB165 & MB200 (Heat, Mini Baja, Warrior), MASSIMO MB200 Chain Compatibility: #40-Chain / #41-Chain / #420-Chain