Bicycle trailer hooks, connectors, couplers, bicycle adapters, black adapter accessories provided for cargo and pet bicycle trailers

【 EXCELLENT FUNCATION 】:The bicycle trailer coupler is the ideal way to achieve the goal of easily connecting the bicycle trailer to the bike.45-degree angle for ideal attachment position they will not easily fall off,Allowing you to transport your little ones pet and cargo in safety and comfort that making them have a enjoyable ride, Especially family travel 【 MULTI-COMPATIBLE 】:Bike trailer hitch connector Suitable for various bicycle and most Schwinn and InStep brand trailers (such as all series AA, AB, AC, AD, AE, AG, AH, AI) 【 EASY INSTALLATION 】:1.Fix the bike trailer hitch on your bike with a screw nut. 2.Insert the trailer attachment. 3.Put the pin on.Each bicycle trailer coupler is equipped with a separate connecting pin, the pins are difficult to open, and once installed, they will not fall off easily.!!!Please notice the size of the shaft diameter is 0.59in, please check your size before buying 【 DURABLE CONSTRUCTION 】: Bike trailer hitch adapters are made of superior quality steel and nylon strapand with black enamel coating. Perfectly solve the towing problem of bike trailers.Without the need for additional components. They are using precision welding technology, hard to break, rust or corrode, suitable for long-term use