Attachments for solid axles for both trailers The BOB Nutz attachment system enables you to use the trailer with bikes having solid rear axles and internal geared hubs (IGH). Its simple! Just swap the exisitng axle nuts for the BOB Nutz. BOB Nutz are available in a variety of different axle diameters and thread pitches.

Not all bikes have quick release rear wheels. Our BOB Nutz enables you to use the YAK or COZ trailers with bikes having solid rear axles and internal geared hubs (IGH). Its simple! Just swap the existng axle nuts for the BOB Nutz. BOB Nutz are available in a variety of different axle diameters and thread pitches (see chart below). (For QR wheels see Q/R skewers)
BOB Nutz for bikes with standard solid axles.		IGH BOB Nutz for bikes with Internal Geared Hubs.

BOB NUTZ Models

Nutz Model	Axle Diameter	Thread Pitch	Common Applications
3/8 x 24	3/8 inch	24 tpi	Single speed coaster brake hubs
3/8 x 26	3/8 inch	26 tpi	Shimano Nexus 4 and 7 speeds, Shimano 3 speed coaster brakes, English and Japanese solid axles
10 x 1	10mm	1mm	ISO and Japanese solid axles
IGH (Internal Gear Hubs)	10.5mm  13/32 inch	1mm 26 tpi	Sachs multi-speed hubs with indicator chain shifting Sturmey Archer multi-speed hubs with indicator chain shifting