drilling algnment jig

[naughtyboy]

heres a jig i made from old ally wheel hub from mtb and pin to fit it.
all fits together then 4mm disc fits to it to allow accurate alignment of brake disc mounting holes when building trike axles for kids bikes.

[kbalch]

Thanks naughtyboy! I've added your Drilling Alignment Jig to our Machining category, as well as to your builder page: naughtyboy's Homemade Tools. Your receipt:

Drilling Alignment Jig by naughtyboy

tags: jig, alignment, bicycle, drilling