ITEM NAME:Motorcycle PWK24 26 28 30mm Carburetor Modified Joint 50MM Caliber Wind Cup fg Descriptio n Description: 50mm Air Filter Interface Cup Fits for 24/26/28/30mm Motorcycle Carburetor Easy installation,direct fit Stable characteristics, high reliability Installation instructions not included Specification: Material: Aluminum alloy Inner size: 50mm/1.96" Out size : 74mm/2.91" Suit For: 24/26/28/30mm carburetor Type: Air Filters & Systems Part Name: Carburetor air filter interface Package Includes: 1 Piece Carburetor Interface 3 Pieces Screws Note: 1.We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need. 2. Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) 3. Instruction is not included. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please understand,Thank you. We offer you what you need! Motorcycle PWK24 26 28 30mm Carburetor Modified Joint 50MM Caliber Wind Cup.Fits for 24/26/28/30mm Motorcycle Carburetor. Suit For: 24/26/28/30mm carburetor. 50mm Air Filter Interface Cup. 1 Piece Carburetor Interface. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted.