bell 4forty mtb helmet MIPS MIPS (Multi Bell 4Forty Mips Helmet Vintage

- VENTILATION: The IVS (Integrated Ventilation System), designed using CFD analysis, features ducts hollowed into the shell for improved air circulation inside the helmet and better aerodynamic efficiency.The use of two front side air intakes, together with another large central air intake, integrated in the shell profile, ensures a consistent flow of fresh air inside the helmet.The back extractors remove the hot moist air inside the helmet, and are fitted with a new ON/OFF system, developed in the wind tunnel, for optimum ventilation

The Amazon dupe has been a total go-to for me.

The ForeCast RA8.5L2 is the one piece version of the popular RA8.5L-2SKC

Take a look if you have time)

Fish it by jerking that rod tip sharply and repeatedly