a. Cut the stitching; remove the damaged horizontal back-strap keeper and loose threads.
b. Cut a 1½-inch length of type XVII nylon webbing for the horizontal back-strap keeper.
c. Position the new keeper 13/8-inches above the binding tape and both edges, even with the stitches
on each side.
d. Sew the keeper in place using a heavy-duty sewing machine, size 3 nylon thread, and 5 to 8
stitches per inch, with two 15/8-inch and one 3½-inch box-X-stitch formation, with a double row on
e. Cut the stitching; remove the damaged diagonal back-strap keeper and the loose threads.
Cut a 6-inch length of type XVII nylon webbing for each diagonal back-strap keeper to be
g. Position the back-strap keeper, as shown below, and sew in place. Use a heavy-duty sewing
machine, size 3 nylon thread and 5 to 8 stitches per inch, with a 15/8-inch box-X-stitch formation.
3. Diagonal back-strap keepers. Replace as follows: