US$ 20.33
buckling a motorcycle helmet Quick Release Buckle Kit, Stainless Steel Helmet Chin Strap Adapter, Metal Helmet Quick Release Clip/Lock without Removing Snaps : Automotive DaKine Grom 13L Backpack Size:S (22.25 in) AdaptBackpack Reinforced Chin Strap
DaKine Grom 13L Backpack - Turquoise Jungle Palm
Smart.Select and Pre.Select requires a speed sensor to be installed, and in the case of Viral Bikes, Steve does not spec this sensor as it’s unnecessarily complicated
AdaptBackpack
Size:S (22.25 in)
They use a BOA dial retention mechanism, with a nice padded slide-through section in the middle so there’s no pressure points or cables digging into your skin
Reinforced Chin Strap