Multiple flaps possibilities are available according to the anatomy of the rider.
Infinite attic saddles.
The structural aluminum infinite attic saddles fit over 2 4 attic roof trusses.
2 2 rails customer supplied fit in the saddles and sections of 19 32 plywood or osb customer supplied are attached to the rails using 6d nails or 1 long 8 screws.
Unlike other systems that sit on top of trusses plywood rests between the trusses using unique saddles and standard 2 x 2 lumber.
The blue infinite is a jumping saddle with a flat seat and also comes in a deep seat version.
The 30 18 saddle kit will cover 32 square feet lumber not included.
You could easily do something similar to the infinite attic without having to buy their saddles.
You could pretty easily just make a jig or spacer and nail 2x4 or 2x2s directly to the joist.
An attic ladder makes every flounder and down from the attic less complicated quicker and also safer.
An attic ladder is a retracting stair that pulls down from the ceiling to give access to the attic area after that folds up into a ceiling framework off the beaten track when it is not needed.
The design of the inifinity saddles is designed to relieve all pressure on your sit bones and pubic bones making these the most comfortable bike saddles.
Blue infinite is available with calf buffalo and grained leather in black or chocolate.
The anatomical panels are custom made for the horse.