Front Rear Wheel Hub Spacers Collars With O-ring For KTM 125 300 350 450 500 EXC EXC-F XC-W XCF-W 2017-2023 6061-T6 Aluminum For bike enthusiasts who frequently rides in mud or near the coast, its likely that water seeps between the axle and collar over time and enter the center of wheel, generating slight humidity that affects the lifespan of wheel bearings. High waterproof performanceFeatures built-in additional O-ring to prevent water from seeping into the center of the wheel between the axle and the collar, improving the service life of the bearings. Fluororubber O-ring Excellent heat resistance, oxidation resistance, oil resistance, and corrosion resistance. Light AluminumMade from aircraft-grade billet solid 6061-T6 aluminum, super lightweight and sturdy. Dynamic LookAnodized for increased corrosion resistance and fashionable appearance, adapt well to any harsh weather conditions. CNC-machinedMachined by CNC technology to ensure high precision for a perfect fit. Established in 2010, NICECNC is the leading brand around the world. We focus on a huge variety of highquality performance racing motorcycle/car/ATV/UTV parts for our customers. For a decade, our products have reached more than 100 countries, serving nearly 1,000,000 customers. Our overseas warehouses are spread across the globe to make fast delivery possible. Item Specifications: -- Brand: NICECNC -- Condition: 100% Brand new -- Material: 6061-T6 Aluminum -- Surface: Anodization -- Processing: CNC-machined Note: Ensure that the O-ring on the waterproof collar is lubricated before installation to prevent tearing. Package Included: 1Set x Front Wheel Spacers 1Set x Rear Wheel Spacers 1Set x O-rings Fitment: For KTM 125-500 EXC/EXC-F/XC-W/XCF-W 2017-2023 For Husqvarna FE250-501 2017-2023 For Husqvarna TE125-300 2017-2023 For Husqvarna TX125 2017-2019 For GASGAS EC250 2021-2023 For GASGAS EC300 2021-2023 For GASGAS EC250F 2021-2023 For GASGAS EC350F 2021-2023 For GASGAS EX250 2022-2023 For GASGAS EX300 2021-2023