Caster blocks, brass (4 grams each) (left & right)

Left and right brass C-hubs add valuable weight (4 grams) to the lowest part of your TRX-4m™ for improved anti-rollover stability and superior rock-climbing capability. The C-hubs are carefully machined to preserve TRX-4M’s trail-tuned steering and suspension geometry.

WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.