MIL-HDBK-1025/10
7.7.2.1 Climber Requirements. Climbers should meet the following requirements:
a. Leg iron (shank) to be made of spring steel.
b. Gaff (spur) to be forged from tool steel.
c. Leg iron length, sizes range from 380 to 460 millimeters (15 to 18 inches) from instep
to end of shank.
d. Leather straps, two each of 26 millimeters (1-1/4 inches) wide, at least 560 millimeters
(22-inches) long.
e. Pads, for protection of calves.
7.7.2.2 Climber Defects. Climbers and pole straps or other leather items that have any
of the following defects should not be used until repaired:
a. Cracked, dry, or rotten leather.
b. Leather which is worn thin.
c. Cuts or worn places which are of sufficient depth to weaken the leather.
d. Broken stitches or loose rivets at buckles, D-rings, or snaps.
e. Snaps which have weak springs behind the tongue, or loose rivets which hold the
tongue.
f. Loose tongues in buckles.
g. Buckles, D-rings, or snaps that show considerable wear or which have been cracked or
bent.
7.7.2.3 Leather Treatment. Leather equipment should be cleaned and dressed every 3
months. This period should be shortened when equipment is frequently wet from rain,
perspiration, or covered with dirt or mud.
a. Wipe off all surface dirt and mud with a sponge dampened (not wet) with water.
Never use gasoline or other cleaning fluids as they tend to dry out and harden the leather.
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