San Yuan Electric Rolling Door Motor Co., Ltd., rolling door operator, gate operator, bracket, rolling door accessories, wind power generator, fireproof auto-descending unit, infrared reflection device, remote controller, limit switch, eliminator, capacitor, relay…etc.

Chain-type multi-function slot plate---reverse

Characteristic：
	Suitable for replacing the different brands and types of rolling door operators, multi-function, need not electric welding equipment, easy to install for replacing motors.