K1 pin to hex converters

[dobber]

Is there a part number for a pin to hex converter. I've gotta k1 and a KF with lots of 12mm hex wheels but hardly any for the K1 so will standardise and cut down my spares and stick with 12mm

Cheers!

[mikeyscott]

http://www.racing-cars.com/pp/New_Ca...ero/U4507.html

http://www.racing-cars.com/pp/New_Ca..._KF/U4388.html