J-GPR is the most innovative helmet ever made by JUST1, it has been designed to manage linear and rotational energy during impact to the head. The J-GPR is rapidly establishing a new level of protection in street racing. Motorcyclists today need a helmet that provides professional level protection, in fact thanks to the sequential density construction of this helmet we are able to manage the impact force.
Ventilation is essential. With multiple and important air intakes on the chin guard and on the front of the helmet, JUST1 J-GP R has been designed to maximize the circulation of air around the rider's head. Tested integral ventilation system that allows correct extraction of heat from the inside of the helmet, for an always cool ride even in hot weather conditions.In the wind tunnel test laboratory various aerodynamic tests were carried out in order to obtain the highest level of performance. To improve the aerodynamics of the helmet during competitions, a spoiler has been developed that perfectly follows the hump on the rider's suit.
- Shell made of carbon fiber
- Transparent visor with predisposition to Pinlock lens (included)
- DD double ring closure system
- Removable and washable interior
- Interior treated with PROTX2 ™ antibacterial technology
- 4 shell sizes for the perfect fit
- Internal structure formed by a shell in EPS and one in EPP
- Nose guard supplied
- Additional Dark Smoke visor supplied
- Pinlock lens included in the package
- Weight of the shell XS and S 1300 + -50 gr
- Weight of the shell M 1320 + -50 gr
- Weight of the shell L 1410 + -50 gr
- Weight of the shell XL and 2XL 1450 + -50 gr