Start core outer diameter:54.7mm/2.15″;Hole distance:75mm/3.95″ Replacement for GY6 150cc 180cc 200cc 250cc 260cc 300cc ATV Scooter Dirt Bike Go Kart Replacement for GY6 Jinlang Jinling JLA-925E,JLA-931E ATV UTV Scooter Part High ABS and stainless steel material,sturdy,corrosion resistant and durable Warranty:We are always available to help our customers.Please message us for replacement or refund if you are not satisfied with the order pls confirm The size of the product meets your requirements before you purchase Note:please allow 0.5-1 inch difference due to manual measurement.1inch=2.54cm Feature: High ABS and stainless steel material,sturdy,corrosion resistant and durable Simple to install,no complicated tools required,save time and effort Precise manufacturing,provides high reliability and high performance Conform to strict control standards,dependable to use Replacement for: GY6 Jinlang Jinling JLA-925E,JLA-931E ATV UTV Scooter Part GY6 150cc 180cc 200cc 250cc 260cc 300cc ATV Scooter Dirt Bike Go Kart Package Included: Recoil Starter x 1pc Keychain x 1pc About After-sales service: First of all,we sincerely apologize to you for returning exchange or refund caused by any reason.Please be assured,no matter what the problem.Please contact us first,we will do our best to solve any problem for you.We attach great importance to every customer.Your satisfaction will be our greatest impetus About GOOFIT: was established in 2000.We are a leading website selling,ATVs parts,Go Karts parts,Dirt Bikes parts pocket bike parts,Moped scooter parts online Company Culture: We are committed to providing the best products and services for our customers