NLLSHGJ Universal Bike Baby Trailer Coupler Attachment Hitch Steel Linker Connector

Each Bike Trailer Coupler Has Equipped With A Connect Pin, The Pins Can Hardly Get Opened, Also Once You Install Them Up, They Will Not Easily Fall Off, Can Ensure Your Babies . 1x Tow Hook Material: The Bike Trailer Coupler Attachment Made Of Steel With Black Enamel Coating, Made From Heavy Duty Material, Strong And Durable, , Hard To Damage. Size: The Couplers Are Embedded Type, Please Be Sure Of The Size And Type Before You . The Embedded Part Attached: Shaft Diameter Is 0.58 In, Hole Diameter Is 0.27 In, Length Is 0.76 In. The Connect The Bike Part: Fixing Hole Diameter Is 0.4 In, Diameter Of Screw Nut Fixed In Is 0.87 In.