Billet 4 Piston Brake Caliper - Replaces Formula Rear Caliper - Big Minis / Reeg MX 420 Self-binding at neck and armholes

Self-binding at neck and armholes

Yamaha WR250F 2001-2005

44mm Skirt OD & 14

Universal mounting system using MOLLE style webbing and 4 velcro straps (included)

Standard 5

Billet 4 Piston Brake Caliper - Replaces Formula Rear Caliper - Big Minis / Reeg MX 420 Self-binding at neck and armholesThe Moto Master MXJ 50 65 Caliper doubles the brake pad size, resulting in a more powerful brake and longer life span of the brake pads. This also helps tremendously to prevent brake fade in a race setting. 4 piston caliper, CNC machined out of billet aircraft aluminum, black anodized and laser marked Compact, rigid design offers a significant increase in power and reliability over original Caliper pistons are equipped with a magnet for optimal brake