Medium-Duty Brake Caliper Compressor

Simultaneously compresses pistons on quad piston hydraulic disc brakes found on medium-duty trucks and trailers, including Walther EMC Dura-Force hydraulic disc brake systems1-1/2" Long breaker bar for leverageWorks on some dual piston brake calipersCan be used while caliper is on the vehicle or hanging freeRange is 2" to 4"