come-along
US /ˈkʌm.ə.lɔŋ/
UK /ˈkʌm.ə.lɔŋ/

1.
tirfor, polipasto manual
a device for pulling or tightening, typically consisting of a ratchet and pawl mechanism with a chain or cable
:
•
He used a come-along to pull the fence posts tighter.
Usó un tirfor para apretar los postes de la cerca.
•
The mechanic needed a come-along to align the heavy machinery.
El mecánico necesitaba un tirfor para alinear la maquinaria pesada.