Original Mavic 305 Zap 1″ Road Headset from the 90”s
In very condition with all original parts, ball bearings are original.
Locknut is in perfect condition, 2.5mm allen key adjustment.
For 1″ threaded fork shafts.
Italian thread: 25.4×24 TPI
we consider this to be interchangeable with ISO/British
Model: Mavic 305
Weight 115 grams