Sapim Double Square SL Alloy Nipple 14g/16mm Red 100/C MFPN=138-625-200 The Sonderklasse II is an

The Sonderklasse II is an extremely light and fast handling tire – made for endurance racing on the wooden boards

5” wheels and compatible with internally geared hub and single-speed setups Surly’s tried-and-true Gnot-Boost spacing allows riders to run 142mm or 148mm rear hubs

9mm length 400mm setback zero material aluminum color black

The ST Gel takes the popular shape and comfort features of the ST Core and brings it to the more cost-conscious rider

Mfg Size Large Defined Color Orange Rear Axle 12mm Thru x 142mm Rear Axle 12mm Thru x 145mm Rear Axle 12mm Thru x 148mm Wheel Size 27

Sapim Double Square SL Alloy Nipple 14g/16mm Red 100/C MFPN=138-625-200 The Sonderklasse II is anAllows for truing and tensioning of wheel using internal or external wrenches Polyax design features a round shape of the head that works like a ball joint between the rim and nipple ensuring a better spoke nipple line Aluminum SL: 7075 T6 aluminum, special coating on thread and nipple surface to further reduce corrosion and reduce friction between spoke nipple and nipple rim. Secure Lock prevents nipples from loosening via a mechanical means instead