20-2020-Black-FB is a 20mm x 20mm metric 20 series square T-slot profile with four open T-slots, one on each 20mm face. The profile is smooth, which makes it resistant to dirt and debris buildup while also being easy to clean. The 20-2020-Black-FB profile is compatible with all 20 series fasteners. The 20-2020-Black-FB profile is part of the smallest profile series 80/20 offers and lends itself to machine guards, work benches, panel mount racks or displays. The four open T-slots enable access from any direction and are useful for mounting accessories.