Bicycle Trailer Hitch Coupler – 11/7 mm Holes

Product information:

• Made from durable iron material, with a buckle design.

• Compact size: 8 * 5.5 * 2.86 cm, suitable for various bike setups.

• Fits bicycle bolts with an 11mm hole diameter and trailer handlebars with a 7mm hole diameter.

• Concave area diameter for screw shaft nut is 21mm, with a bottom plate length of 55mm.