Package includes 2 packs of bike trailer hitch couplers.
Made of premium steel with solid construction that ensure durability, water resistant coating makes it working in all weather condition.
Compatible with all majority of Burley trailers, and work with traditional bikes as well as disc brake and full suspension models. Fits QR axles and solid axles up to 12.2mm (OD≈0.5in). Note:can not fit with Breezer style dropouts.
Easy to install - Install the coupler onto skewer, adjust the coupler to a right angle and tighten the nut. Connect the trailer with the coupler by included pin.