truss system design
stage trussing syste.
aluminium clamp
spigot for spigot tr.
Conical Coupler
coupling system
Top section
Outrigger
Hoist
Steel Base
truss base+hinge
speaker truss
CopyRight © 2010 ydaudio.com. All Rights Reserved.
Tel：86-20-39960612 Fax： 86-20-31193008