Wheels Manufacturing Shimano PF30 Thread Together Outboard Bottom Bracket 61 to 73mm x No axle Black Default:Default Durable Construction: Made from high-quality

Durable Construction: Made from high-quality steel

making it easy to stay visible day or night

or other small parts are included

Designed for fat bike frames with 197mm dropout spacing

Two day-time visibility modes and two night modes

Wheels Manufacturing Shimano PF30 Thread Together Outboard Bottom Bracket 61 to 73mm x No axle Black Default:Default Durable Construction: Made from high-qualityBB Wheels Manufacturing Shimano PF30 Thread Together Out BK Top notch bottom bracket No more creaking. Smooth operation. Fast bearing replacement. Specifically designed for installing 24mm spindle Shimano cranks in PF30 (46mm ID BB shell) frames without the need for any adapters. Two machined aluminum cups thread together keeping the bottom bracket stable in the frame, increasing bearing life, and simplifying maintenance. Key Features PF30 Thread