Product DescriptionThe Park Tool SW-13 is a double-ended spoke wrench designed for truing wheels that use specialty Mavic 6-spline spoke nipples and rim fittings. Its shape makes it especially useful when working on wheels with bladed aero spokes, where a spoke holder may be needed to prevent spoke rotation during truing. Made in the USA, the SW-13 is precision machined, nickel plated, and vinyl dipped for long service life and a comfortable grip. Key Features Genuine Park Tool SW-13 double-ended spoke wrench Designed for Mavic 6-spline spoke nipples and rim fittings Ideal for truing wheels with bladed aero spokes Double-ended design for added versatility Precision machined for accurate fit Nickel plated for durability Vinyl dipped for grip and comfort Made in the USA Specifications Brand: Park Tool Model: SW-13 Product Type: Spoke Wrench Style: Double-ended Smaller End Fit: 6-spline nipples, 5.5mm outside spline diameter Larger End Fit: 6-spline rim fittings, 9.6mm outside spline diameter, M7 threading Finish: Nickel plated Grip: Vinyl dipped Country of Manufacture: USA CompatibilityCompatible with: Mavic Crossmax wheels using FORE-drilled rims and 5.5mm 6-spline nipples Mavic XM819 wheels Mavic EX823 wheels Mavic Speedcity wheels Applications matching the sizing of: Mavic M40630 or M40494 spoke wrench Mavic M40652 wrench Please confirm nipple or rim fitting type before purchase. Included Park Tool SW-13 double-ended spoke wrench Warranty and Notes Designed for specialty Mavic spoke nipples and rim fittings Especially useful when truing wheels with bladed aero spokes while using a spoke holder Includes only what is shown or described Condition New Genuine OEM product Includes only what is shown or described