гвинтовий підйомний механізм
screw elevating mechanism
elevating handwheel (elevating hand-wheel )
elevating screw joint pin nut
elevating screw knob
elevating screw tube
lower elevating screw
rear-sight elevating screw knob
elevating screw
elevating mechanism / system
elevating and traversing mechanism
elevating mechanism
indicator elevating mechanism
rack and pinion elevating mechanism
sight elevating mechanism
traversing and elevating mechanism
elevating and depressing lever
elevating and firing craddle
elevating arm
elevating band
elevating bar
elevating belt
elevating bubble
elevating clamp
elevating clamp handle
elevating control
elevating conveyer
elevating crankshaft
elevating dial of a machine gun
elevating gear
elevating gear bracket
elevating gear operating handle
elevating gear tumbler of medium machine guns