Park Tool - SW-11, 12, 13, 14, 14.5 - Campag, Shimano & Mavic Spoke Wrenches Stock Item:Park Tool Spoke Wrench - For Mavic Wheel Systems K-SW-13 The special "Y" head design

The special "Y" head design puts more material where it's needed for strength and durability

"Just Click" onto the tow ball and the red/green indicator confirms secure attachment

Going the distance with heavy bikes in tow now has an easy solution

and many others

Park Tool - SW-11, 12, 13, 14, 14.5 - Campag, Shimano & Mavic Spoke Wrenches Stock Item:Park Tool Spoke Wrench - For Mavic Wheel Systems K-SW-13 The special "Y" head designPARK TOOL SW 11, 12, 13, 14 & 14. 5 CAMPAG, SHIMANO & MAVIC SPOKE WRENCHES SW 14. 5, Shimano: Fits Shimano 4. 4mm and 3. 75mm spoke nipples. The 4. 4mm nipples are found at the hub, and the 3. 75mm are found at the rim. SW 14, Mavic: Two sided and vinyl dipped, featuring 4. 3mm and 4. 4mm openings for Shimano Wheel System nipples at the hub. For Shimano wheels with red square nipples at the rim, consider the SW 3. SW 13, Mavic: Comfortable, vinyl