Thank you very much for viewing. Shipping estimate: Within 24 hours to 7 days (Please purchase as soon as possible) Multiple item purchases: If you wish to purchase multiple items, please enter your desired amount and use Mercari's combined purchase feature. Time sale: Time sale notifications will be sent to those who have liked and followed. Please don't forget to like and follow. Extremely hard bushings for those who love hard things! Extra hard 100a for skateboarding beginners. These hard bushings are less likely to wobble, making them suitable for longboards and penny boards. Consider buying two sets for a double barrel setup! Approximate size: Barrel: Thickness: 13mm x Diameter: 24mm Cone: Thickness: 11mm x Diameter: 24mm x 18mm We also sell skateboard parts, hardware, and accessories. We offer discounts for combined purchases, so feel free to comment. These are high-quality items sourced from a domestic skate shop, so please purchase with confidence. No price reduction. Immediate purchase is OK.