Racktime Tommy Bag Hook-On 12.4x13x5.3` 915 c.i. Black Color-Concrete Gray 17mm proprietary heat treated stainless

17mm proprietary heat treated stainless steel or titanium spindle for maximum durability and minimum flex

29 Primary Color Black Material Polycarbonate

174 Q-factor

Cast steel body Chromoly spindle Cast steel outer wing and stamped steel inner wing

The smooth Corsa inspired center rolls fast while the side tread "scales" provide durable bite when cornering and braking

Racktime Tommy Bag Hook-On 12.4x13x5.3` 915 c.i. Black Color-Concrete Gray 17mm proprietary heat treated stainlessWaterproof and weather resistant design with large zippered main pocket and 2 smaller interior pockets. Cotton sections have a waterproof and hydrophobic coating so that rain and splashwater do not penetrate the material. Buckle closure on the top flap keep contents secure. Reflective sections for increased visibility on the road. Excellent quality combined with a stylish design. For rack tube diameter 10 16 mm TECH SPECS Vendor Racktime Manufacture