Spank Spoon 318 Stem - Green Genre_Trail Spherical Technology allows the helmet's

Spherical Technology allows the helmet's outer liner to rotate around the inner liner during a crash

Fits 2″: yes

but offers lower rolling resistance and reduced weight

you decide

Spank Spoon 318 Stem - Green Genre_Trail Spherical Technology allows the helmet'sSPANK SPOON 318 STEM Strong yet competitively lightweight alloy single crown stem for all disciplines Unique style, modern geometry, and rock solid construction, without the heavy price tag Dial your fit with micro increment size options, tuned to fit any rider size and style cockpit setup index lasered onto stem helps with tuning of upsweep and backsweep Ultra short stack height and true zero degree rise Chamfered bar clamp to reduce stress risers