Stealth Metro Open Face Helmet - Matt Black Size:Large The actual problem is also

The actual problem is also not a too small volume of the float chamber but a e tuning via the air nozzle (see below)

5cm (Without Gasket)

CONCLUSION: Quality and braking performance on a professional level

CURBLE SHAFT

Stealth Metro Open Face Helmet - Matt Black Size:Large The actual problem is alsoStealth Metro Open Face Helmet Matt Black Versatile Urban Road Helmet dedicated to commuters and scooters Full Face rotating clear visor Drop Down Sun Visor Removable Peak Top and Rear Vents Robust and Durable ABS Shell Micrometric retention system Removable Washable Liner ECE 22. 06 Stealth Helmet Size Guide Size Circumference XS 53 54 cm Small 55 56 cm Medium 57 58 cm Large 58 59 cm XL 59 60 cm XXL 60 61 cm