The Freefall Concentrate Incycler from GEAR Premium® filters your concentrate by pulling it down through a handblown 8-arm tree perc and into the cool water filtration system below. Aptly named, the vapour is cycled through to the upper chamber before freefalling into the tree perc a second time to produce the cleanest concentrate experience imaginable. The Freefall Concentrate Incycler from GEAR Premium® filters your concentrate by pulling it down through a handblown 8-arm tree perc and into the cool water filtration system below. Aptly named, the vapour is cycled through to the upper chamber before freefalling into the tree perc a second time to produce the cleanest concentrate experience imaginable.