сферичний роликовий підшипник
barrel roller
barrel shaped roller
bearing roller
annular wide roller bearing
bogie roller ball bearing
double-tapered roller bearing
roller bearing
barrel assembly (barrel group)
automatic heavy barrel rifle / heavy barrel automatic rifle
wind relative bearing / wind-relative bearing
cam roller
mine-clearing roller (MCR)
roller assembly
roller beam
support roller
rocker arm roller
traveling roller
cam roller pin
mine-clearing roller
mine-clearing roller disc
tank-propelled mine-clearing roller
roller fairlead
cam and double roller
clutch roller pin
wobbled roller
worm and roller
vertical lever roller
feed rod roller
roller shaft
roller
roller reefing boom
axis of the barrel