The HD_Memory_Foam protection is a closed-cell foam

Dimensions and Weight: They weigh approximately 380g a pair

Armour storage

refine the fit

This is a non directional chain so you don't have to worry about which way to put it on and it comes with a MissingLink

Truvativ 104BCD Single Speed Chainrings - 104 BCD - Steel - Round - Black - 34T Dropship The HD_Memory_Foam protection is aLooking to upgrade your bike to 1 by or change it up a little? Now you can have it all with Truvativs new 104BCD chainrings. Fitting onto chainrings with 104 BCD spider mounts, these rings provide a great riding experience for a low pricepoint. Specs: 36T 140g Steel 38T 90g 3mm Alloy