BFT UL Polarized Reflective Photo Eye With Hood & 10K Resistor | BFT-KIRPOLAPHOTO1UL liftmaster 41ASWG-0014SA They are used for the

They are used for the conversion of standard out-swing locks to suit in-swinging applications

Precise Fit: Engineered for a secure and accurate connection

LiftMaster 7"x5/8" Pulley | LIF-K17-2701

and a five-foot

the upgrade provides even better reliability and dependability in the field

BFT UL Polarized Reflective Photo Eye With Hood & 10K Resistor | BFT-KIRPOLAPHOTO1UL liftmaster 41ASWG-0014SA They are used for theBFT UL Polarized Reflective Photo Eye With Hood & 10K Resistor BFT KIRPOLAPHOTO1UL This polarized reflective photocell is great for all your perimeter security, gate operator system, home security, and garage door needs. The beam is not affected by rain, dew, fog, bright sun, or reflections from sand or water. Features Sensing range up to 33ft. (10m) Red Infrared LED element Twin color LED indicator for beam alignment Includes 10k Resistor UL Listed