Direct replacement for your old or broken intake boot Repairs a common issue on the motorcycle Made of premium materials with excellent craftsmanship for high strength and long-lasting durability Easy to install and provides a perfect fit for the stock carburetor Compatible with GY6-250, CF250, Helix CN250, JMstar 250, Jonway Master 250, Lance Duke 250, NST, Roketa Bali 250, Sunl SL250-2, Tank Touring 250DE, and other compatible models Part number: 172MM-022900 Specifications: Material: Aluminum + Rubber Color: As shown in pictures Intake hole diameter: Approx. 27.00mm / 1.06 inches Distance between mounting holes (center to center): Approx. 56.00mm / 2.2 inches Inner diameter of carburetor mounting holes: Approx. 34.00mm / 1.34 inches Package includes: 1 x Intake Boot Note: Due to lighting and screen setting differences, the item's color may vary slightly from the images. Slight dimensional variations may occur due to manual measurement.