Ujjdwiurgh Stainless Steel Coupler with Anti-Lock Design Universal Bicycle Trailer Axle Adapter Heavy Duty for Cargo, Pet& Trailers for M10x1.0 Solid Axles

[ Axle Compatibility]Engineered fit B:for M10x1.0 Solid Axles to seamless fit with standard bike frames and trailers. Eliminates compatibility concerns. [Anti-Lock Upgraded Design]Features interlocking teeth mechanism to prevent loosening during rides.Superior safety vs conventional smooth- adapters. [Critical Clearance Extension]Adds 15mm+ hitch-to-tire spacing,preventing collisions during turns/stops. Ensures tire-coupler separation for stable towing. [Tool-Free Adjustable Installation]No tools required-installs in Less than 60 seconds.Three nylon spacers customize fit for diverse axle configurations.