Neck Closure Large Size (56-64 cm) HLA 66 Why Choose the Petzl OK

Why Choose the Petzl OK

3-in-1 nozzle: Flip between fan-jet

4 kW / 6 hp – High torque output with reduced emissions and fuel consumption versus conventional 2-stroke design

Reduced-kickback design for smoother

Lower sickle for undercutting bark

Neck Closure Large Size (56-64 cm) HLA 66 Why Choose the Petzl OKProtos Neck Closure Large Size (5664 cm) The Protos Neck Closure Large Size is designed to increase the head circumference range of your Protos Integral helmet, providing a more comfortable and secure fit for users with larger head sizes. By swapping the standard neck closure for this larger version, you can extend the adjustable range of your helmet for improved comfort, stability and safety during professional use. This replacement neck closure is