Granite ChainDock Dummy Hub Axle for 12mm Thru Axle Frame, Chain Holder Through Axle for Travel Protection and Chain Maintenance, Chain Keeper for MTB, Road and Gravel Bike

Ultimate Protection: Safeguards your rear triangle when the wheel is removed, effectively shielding it from compression damage during transportation, especially under the weight of airline luggage. Perfect Fit: Offers a customizable range from 135mm to 157mm to match various hub sizes, providing a secure fit for a wide variety of bike frames. Enhanced Chain Management: Features an integrated docking wheel that keeps your chain aligned and prevents tangling. Freely rotate the crank makes for easy chain maintenance and adjustments while on the move. Wide Compatibility: Fits the 12mm thru-axle, making it suitable for a broad range of bike setups. The universal fit ensures ease of use across multiple bike hub widths. Robust Construction: Engineered from 6061 alloy, offering a perfect balance of strength and lightweight. Delivers exceptional durability during travel or maintenance routines.