The rubber flange is design to seal perfectly and avoid entering dust

This is the same modular helmet so appreciated by enthusiasts for its reliability and its cold-adapted insulation

Xtrig - Launch Control (54mm) KYB 48mm/Showa 48mm

1994 YAMAHA Banshee 350 YFZ350

VertexWinderosa - Top End Gasket (810236) Options:Top End Gasket The rubber flange is design810 Top End Gasket Sets : Designed for piston replacement, these sets include the head, base, exhaust pipe and upper end gaskets including valve seals Multi cylinder machines include enough components to rebuild all cylinders Does not include formed rubber valve cover gaskets