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Stützrolle f =, -n
gen.	guide pulley
construct.	supporting roll; retaining roller
mech.eng.	belt tensioning idler pulley; belt tightener; carrier roller; jockey pulley; tension roller; top roller; track idler; track supporting roller
mining.	idle wheel; idler pulley (roll)
tech.	support roll; support roller
transp.	roller
Stützrollen f
chem.	supporting roll