pcs Bike Trailer Coupler - Bicycle Trailer Hitch Connector Attachment for Child-Pet

Material: The bike trailer hitch coupler attachment made of steel with black enamel coating, made of sturdy iron, strong and durable, corrosion resistant, not easy to damage.

Size: The couplers are built-in type. The attached built-in part: shaft diameter is 0.58in, hole diameter is 0.27in, length is 0.76in. The bike part connection: the diameter of the fixing hole is 0.4 in, the diameter of the fixed screw nut is 0.87 in

Each bike trailer hitch is equipped with a connecting pin, the pins can hardly open, also once you install them, they will not fall off easily, can ensure the safety of your babies.

The set includes 2 sets of bike trailer couplers, with this extra trailer coupler accessory, both mom and dad bikes can be connected to the child trailers. A bonus, when your kids are tired of riding, you can attach it next to your bike.