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Gearhead Sliding (GSD) style commercial door operators employ lubricated gears for heavy industrial, high cycle applications. GSD-style operators offer functionality that is similar to GT-style operators, but are used on single and bi-parting sliding doors.
All LiftMaster Openers and Operators should be purchased through a Dealer and professionally installed.
Remote Light Control
3-Button Visor Remote Control
Monitored Dual-Sided Photo Eyes
Door and Gate Monitor
16' Sectional Door Edge Kit
Red - Green Light
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