Boulons en titane à tête hexagonale SID M4 Allen pour dérailleur arrière/avant de vélo, réglage H/L

Titanium Button Head Bolts for Bicycle

These Bolts are made from Aircraft Spec Grade 5 titanium they are 40% lighter than the standard OEM Parts for that all-important reduction of unsprung weight.

These bolts are in excess of 120,000psi ultimate tensile strength, suitable to replace both Grade 5 and Grade 8 steel bolts.

Thread Diameter: 4mm

Thread Pitch: 0.70mm

Allen Key Size: 2.5mm