GMAX OF77 Derk Helmet
The all NEW OF77 helmet is based off of the very successful GM67. Features the all new Spa Soft and Coolmax interior and multidensity cheek pads. The OF77 is like having two helmets in one. It offers the comfort of an open helmet, plus it quickly and easily converts to a full face helmet for those looking for increased protection and comfort with the installation of the optional jaw piece.
Lightweight DOT approved Thermo-Plastic Alloy shell.
Inner sunshield is easily raised or lowered with a lever located on the exterior of the helmet.
Inner sunshield has some of the best anti-fogging coating technology available today.
New cheek pads feature a multi-density foam construction creating a superior fit.
The optional removable jaw piece changes are quick and easy due to the tool-less design.
SPC top front vents/interior and styro designed for a controlled air flow.
GMAX D.E.V.S. adjustable Dual Exhaust Venting System, top, side and rear venting reduces fogging and sweating by allowing hot air to escape from the mouth area and top of head.
Large eye port for improved peripheral and range of vision.
ALL NEW Spa Soft, Coolmax comfort liner and cheek pads move the moisture away from your body and the fabric dried quickly. The added performance keeps your dry and comfortable.
Removable/washable interior and adjustable cheek pads allow for more comfortable sizing.
Deluxe ear pockets with built in space for speakers for use of communication systems.
Snap in snowmobile chin curtain for added warmth and reduces wind noise.
Soft padded chin strap.
Painted shell with high quality clear coat finish.
Helmet bag included.
Optional NEW and improved LED light kit.