LiftMaster Sprocket Kit (1.25" Bore, 1/4" Key) | LIF-71-1550B50QGH MULTILITEPROX4G Intelligent: Obstacle detection reverses the

Intelligent: Obstacle detection reverses the arm on contact

A standout feature is its adaptability – it can be tailored to support multiple proximity card and tag technologies

Gate Length: Max up to 16 ft (5 m) leaf

This reservoir is designed to withstand weather elements

BFT UL Polarized Reflective Photo Eye With Hood & 10K Resistor (BFT-KIRPOLAPHOTO1UL): This photo eye is designed to enhance the safety of your swing gate system by detecting obstacles or obstructions in the path of the gate

LiftMaster Sprocket Kit (1.25" Bore, 1/4" Key) | LIF-71-1550B50QGH MULTILITEPROX4G Intelligent: Obstacle detection reverses theLiftMaster Sprocket Kit (1. 25" Bore, 1 4" Key) LIF 71 1550B50QGH SPROCKET KIT, 50 TOOTH, 1. 25"BX1 4" K. Recommended for 700 operators for Rolling Steel Uninsulated Doors up to 450 lbs.