shoulder flash / mark / patch

aiming dot; aiming mark; crosshair; crosswires; pointing mark; telescope laying mark

armor shoulder patch

shoulder-to-shoulder defense

M202 Flash (Flame Assault Shoulder Weapon)

flash to bang / flash-to-bang (time)

flash-ranging (location), flash-spotting

collar patch

patch up the line

patch / repair a tyre

brush patch

cleaning patch

airframe repair / patch repair

patch repair / airframe repair

qualification patch

pocket patch

patch

hinged shoulder rest

rifle butt’s placement in the shoulder

shoulder board

shoulder gun

shoulder knit

shoulder loop

shoulder marks

shoulder-fired rocket launcher

shoulder-launched multi-purpose assault weapon (SMAW)

main yoke, shoulder harness, H-harness

shoulder-fired air-defense weapon

barrel shoulder

carry shoulder of land

contact shoulder

cowl shoulder

shoulder strap