Ti Parts Aluminium chain tensioner wheels with Titanium Axle

For Brompton Aluminium chain tensioner wheels (7075) with Titanium Axle (Ti-6AL-4V) CNC produced?
For Brompton Ügªä¾T¦Xª÷±iÃ쾹¾ɽü
CNC Aluminium alloy (7075) with twin bearing system.
Weight: 28g/no.

Quantity: Please note you need to choose quantity 2 if you want to buy a pair of wheel.