China wholesaler Metal Roller Shutter Door Accessories/Spring Box/Pulley 127*1.2mm Custom

Product Description

Outer Diameter    127mm(5″)
Internal Diameter     43.5mm(1.25″)
Edge Thickness       27mm   
Stock Thickness    1.2mm
N.W                385 g
Packing            50PCS/bag
Packing Weight     19.4 KG
Packing Size      55*36*20Cm

 

Active Pulley: The “enter” pulley in a dual-pulley system. The shaft of this pulley is pushed by anything like a motor, a crank, or maybe yet another pulley in greater systems. This pulley controls the motion of the belt.

China wholesaler Metal Roller Shutter Door Accessories/Spring Box/Pulley 127*1.2mm     Custom