Giro Source Mips Helmet - Matte Sky Blue Pulse New-in 90% gravel or dirt road

90% gravel or dirt road riding

175mmChainring Size: 42TChainline: 50 mmChainring BCD: 110 AsymmetricSpindle Interface: Square Taper 68x113mmBB Shell Width: Threaded 68mmChainring Material: Aluminum

Rim Weight 411g 415g 826g

providing a form-fitting Race cut that ensures a streamlined profile

The ACE LED version of the popular children's helmet has a backlight

Giro Source Mips Helmet - Matte Sky Blue Pulse New-in 90% gravel or dirt roadThe Source Mips helmet combines advanced performance and protection in a rugged, trail ready design. Featuring deep coverage with aggressive ventilation from 17 vents coupled with deep internal channeling, it helps keep things cool even when the riding gets rowdy. And with the comfort and secure feel of the Roc Loc 5 Mips fit system with Integrated Mips brain protection, plus a moto style adjustable screw in visor and full lower Hardbody durability,