HMR-4 Shop Hammer Ultegra Di2 0 has it all: style

0 has it all: style

while on a time trial or triathlon bike

-POWRLINK ZERO is built on the cutting-edge Speedplay pedal platform

Durability with impressive power and amazing control

5 or 50mm chain line

HMR-4 Shop Hammer Ultegra Di2 0 has it all: styleOur versatile and durable 21 ounce Shop Hammer is a perfectly balanced striking instrument built for a wide variety of shop uses. Forged steel, precision machined striking face Non marring, replaceable composite tip Fiberglass shaft with soft touch grip 21 oz. (590g) Head Length: 13. 5" (34. 5cm) Steel striking face: 1. 4" (35mm) diameter Plastic face: 1. 7" (43mm) diameter