Making a Shoei pinlock fit properly

I’ve had two friends struggle to get their Shoei pinlock anti-fog visors to fit properly. When they don’t fit snugly they can be dangerous as they’ll trap moisture droplets or just condensation between the layers and it’s almost impossible to get it to clear when that...
Further progress with the tank riser.

Further progress with the tank riser.

Further progress: A 7mm brass pipe fitting created with a bent 6mm insert, soldered then inserted through the latest riser design. Measuring how long the brass tubes need to be before they start to interfere with tank bag flange. ~23mm 1/4 inch fuel hose fitted onto...