Another new accessory for the Crusader line of kneeboards from Fight and Flight Tactical! This three-tab flip book has six 20-gauge marine grade vinyl windows, each capable of holding a half sheet of 8.5"x11" sheet of paper. It mounts to the back of your Standard Crusader Kneeboard with hook and loop, and has loop fastener on the reverse side of the attachment flap for affixing an Accessory Panel. Compatible with both the current versions of the Standard and Crusader Kneebards. If your Standard kneeboard does not have loop fastener on the back, contact us and we can upgrade it for you.