Surly Excellent Adventure Rear Trailer Thru Axle - 12x148mm Black MFPN=HUB485 The Wyrm’s large volume allows

The Wyrm’s large volume allows for lower tire pressure

Fully adjustable height and ability to increase width with two types of nail wings included

When the track has become glazed due to a thaw-freeze cycle

Cartridge Type Threaded Cartridge Weight 20g Primary Color Black CO2 Actuation Yes Valve CLIK

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Surly Excellent Adventure Rear Trailer Thru Axle - 12x148mm Black MFPN=HUB485 The Wyrm’s large volume allowsThe Surly Excellent Adventure Thru Axle is a 12mm bolt on thru axle designed for hauling Surlys Bill and Ted cargo trailers with your bike. If your bicycle is equipped with a boost 148 12mm thru axle hub and you feel compelled to haul cargo your Excellent Adventure awaits. 12 x 148mm hub compatibility only Designed for use only with Surlys Bill and Ted Trailers Works with slotted horizontal or vertical single position dropouts Compatible models: