Converts a 15 mm through-axle hub to accept a 9 mm quick-release skewer, giving you immediate compatibility with bikes and wheels that use a quick-release system. Key benefits Restores compatibility: Use a wheel built for a 15 mm through-axle hub on frames or skewers that require a 9 mm quick-release axle. Faster wheel changes: Enables quick-release removal and installation without modifying your frame or hub. No tools, no fuss: Push-in, tool-free installation for fast conversion when you need it. What it does Function: Adapter converts a 15 mm through-axle hub interface to a 9 mm quick-release skewer. Compatibility: Designed specifically for 15 mm through-axle hubs and standard 9 mm quick-release skewers. Ease of use: Insert the adapter into the through-axle hub; install your 9 mm quick-release skewer as usual. Key features Tool-free installation: Fits by hand; no wrenches or special tools required. Durable material: Made from high-quality aluminum alloy for a combination of low weight and strength. Precise dimensions: 112 mm long and 15 mm in diameter to match standard 15 mm through-axle hub openings. Use scenarios Bike swap on the road: Convert a spare wheel with a 15 mm through-axle hub to work with a friend’s quick-release frame during group rides or travel. Wheel sharing between bikes: Move a wheel between a modern through-axle wheelset and an older quick-release frame without changing hubs. Emergency repair or workshop use: Temporarily fit a through-axle hub to a quick-release setup for testing or to get home after a component mismatch. Specifications Input: 15 mm through-axle hub Output: 9 mm quick-release skewer Material: Aluminum alloy Size: 112 mm length, 15 mm diameter Installation: Tool-free Why choose this adapter Simple, reliable conversion that preserves the original hub and skewer systems. Lightweight aluminum construction balances durability and minimal added weight. Exact sizing ensures a secure fit for compatible 15 mm through-axle hubs. Note: Use only with compatible 15 mm through-axle hubs and standard 9 mm quick-release skewers. Ensure correct installation and check fit before riding.