The Cane Creek Double Barrel Coil [IL] is the first ever twin-tube inline shock that packs in all of the function of a piggyback coil shock in a lighter
High Speed Rebound is an adjustment unique to the Double Barrel and the DB Coil CS, HSR control enables a bike to recover quickly from deep in suspension travel
Originating as a piggybacked coil shock, later iterations included a piggybacked air-sprung model and then a piggybacked air-sprung model with a Climb Switch.