3/8" x 26 Applicable size: for 3/8" x 26 solid shafts (for solid shafts in the range of 9.3~9.6 mm diameter)
M10*1.0 Applicable size: for M10*1.0 solid shafts (for solid shafts in the range of 9.76~10 mm diameter)
Practicality: When space is too small to install the coupler, this adapter can help extend the distance, freeing up more operating space and making it easier to install other accessories
Improved safety: The adapter helps to extend the distance between the trailer hitch and the bike's tires. This way, when the bike turns, the trailer hitch will not hit the tire. The rear of the bike rack will also not clash with the trailer hitch
Note: This product is international standard size, but different solid shaft precision is different, there may also be wear and tear reasons, so the adapter may be slightly loose, but does not affect the use of the product, according to the applicable range of diameters to choose the model can be