D3O Viper Back Protector Level:Viper Pro - CE Level 2 The bag’s padded shoulder strap

The bag’s padded shoulder strap can be mounted to the bag in a couple of different configurations

For most urban commutes

or a gray market option off eBay

and 20 Amp fuses

D3O Viper Back Protector Level:Viper Pro - CE Level 2 The bag’s padded shoulder strapThe D3O Viper Pro is an extremely flexible, low profile and lightweight back protector offering great protection. We offer this piece in Level 1 ("Stealth") and Level 2 ("Pro") variantsone is about shy of 1 2" thick, the other is a full 1" thick. Aside from the Level thickness differences, these have the same profile. See below of full specs. For most applications we prefer the Level 1 which is way better than Level Zero; and not as cumbersome as