shoei gt air 2 matt blue GT-Air 3 Helmet - Matte - Size Extra Large ensuring a quiet Shoei GT-Air II Full-Face Helmet

Heavy-duty 600-denier polyester

Back in 2016, US$550 on a helmet seemed like a lot of money

This is a crowded photo #1 The Pinion, #2 the oscillation drive gear, #3 two stainless steel rods on which the oscillation cam is mounted, #4 the oscillation worm gear, #5 oscillation cam, #6 emergency stop gears, #7 the mechanical emergency stop itself, #8 the other main gear ball bearing, #9 threads for the clutch/bearing assembly cover, and the two Xs show the locations of the tiny ball bearings on which the oscillation system is mounted (shown later)

So lets have a chat about it nothing too formal, just a friendly breakdown of what matters when choosing between a leather backpack and a canvas one