The most popular brands of these products are Topeak, SeaSucker, TreeFrog, On-Stage, Lindemann, Gibraltar, ADJ, Tama, Notino, Pearl, Sailor, Sequenz, Mivardi a Savage Gear. All brands
– Single post add on 40” side extension– Use in conjunction with front rack to create larger set ups– Pair with GCS302C or GCS375R to create a 2 or 3 sided rack– Increases mounting space for larger set ups, while removing clutter from tripods– Helps to decrease set up time from using