This is a BURLEY TRAILER'S Alternative Hitch System. This system replaces your existing skewer doesn't make contact anywhere on your bike frame that could harm the finish of your bike. This is a discontinue product no longer made in this style where it's hooked to the skewer.
This comes total with short fast release skewer 126 or 135mm in great condition with security connect. All Burley trailers have a Burley hitch that's perfect for bicycles with traditional frame designs. For numerous tandems and recumbents, bikes with complete suspension, or bikes with disc or drum brakes, nevertheless, you'll need the Burley Alternative Hitch. Designed for strength, ease of use and flexibility, it's available for quick-release rear wheels, or in a setup for bolt-on wheels.