Fly Racing Freestone Helmet - XS-S - Black - Grey YGroup_7033615089709 They are all expandable with

They are all expandable with several straps to mount to the top tube

Fitting style: This is a tight fitting garment that fits like a t-shirt

supple initial stroke for ultimate small bump compliance

Note: Spring not included

Valve Type:

Fly Racing Freestone Helmet - XS-S - Black - Grey YGroup_7033615089709 They are all expandable withConstruction: ConeHead Technology ConeHead is the developmental code name for a revolutionary new way to mould EPS foam for helmets. The new ConeHead acts like a crumple zone around the head to absorb and dissipate impact forces more effectively than current hard foam liners. There are two different densities of foam as well as two different foams with their own characteristics of recovery from impact and inter foam bond strength. Lightweight at 317.