Park Tool - HMR-4 - Shop Hammer Bike Bags Designed for everything from trail

Designed for everything from trail riding to Enduro racing

fits any smartphone up to 168 x 86 x 10mm

Rim-to-rim tread protected sidewalls

Compatible Bikes: Mountain Bike

5L full frame

Park Tool - HMR-4 - Shop Hammer Bike Bags Designed for everything from trailPARK TOOL HMR 4 SHOP HAMMER The perfect shop hammer! Designed and built specifically for bicycle work, the HMR 4 has a fibreglass shaft, a soft touch rubber grip, and a two sided headsteel on one side and a replaceable plastic head (part #293) on the other side. 13. 5" long (345mm) Steel striking face: 1 3 8" (35mm) diameter Plastic face: 1 11 16" (43mm) diameter