Z1R Roost SE Youth Helmet - PINK - L/X (0111-1042) 108799 Mounting holes 43mm across short

Mounting holes 43mm across short side

Quantum 150 and the BWS 150

Boulder B1

The plug dimensions are 29mm x 19

Z1R Roost SE Youth Helmet - PINK - L/X (0111-1042) 108799 Mounting holes 43mm across shortZ1R Roost SE Youth Helmet PINK L X (0111 1042) Description: Advanced ABS polycarbonate alloy shell Multi density padding and moisture wicking Nylex liner for increased comfort Dual forehead vents can be adjusted for airflow to meet riding conditions Fully padded chin bar for increased comfort High flow mouthpiece for efficient ventilation Visor vents help reduce high speed lift Integrated rubber goggle grabbers on each side of eyeport D ring retaining