Park Tool SW-15 3 Size Internal Nipple Spoke Wrench Key

Convenient, multi-sized tool for building and truing wheels. Perfect for getting into tight rims and tightening up spoke nipples from the inside.

Who's this for: Home mechanics looking to build up a wheel, or true a stripped down wheel.

Construction: Taking queues from Park's super handy and convenient 3-way multi-tools, the SW-15 features a comfortable, nylon centre-handle, and 3 different nipple driver bits.

Nipple size:

• 3.2mm square drive - nominal 6mm outer diameter
• 5mm hex socket- nominal 7.5mm outer diameter
• 5.5mm hex socket - nominal 8mm outer diameter

Pros: Fits a majority of internal nipple sizes.

Cons: Wheel has to be stripped down to use it.