These sometimes change, depending on availability.
#4 and #8 WR Cotton Duck, #8 waxed cotton duck from Fairfield Textiles.
Liners, cordura, and other fabric, Discount Fabrics.
Leather from SH Frank.
Coroplast from Tap Plastics.
Foam from Foam Order.
1/8" Shock cord, marine grade, breaking 35lbs, elongation: 120% Made in USA from reefscuba
1/4" Shock cord, marine grade, breaking 35lbs, elongation: 120% Made in USA from reefscuba.
Map case stuff: Clear Vinyl .040 ml with UV inhibitor from TAP Plastics.
T-69 Bonded Nylon Thread from Industrial Sewing in SF.
Vinyl coated J hooks and fish-eye hooks from Jannd.
Size #00 Solid Brass grommets from CS Osborne.
Size #0 solid brass grommets from CS Osborne.
Solid Brass double cap rivets.
Nickle plated brass double cap rivets.
Solid brass center bar roller buckles 5/8" (for short straps) from Ryans Products LLC
Solid brass snaps Line 20 7/32" posts: XTC Nation