$165.99 EA


Availability: In Stock -

The Automatic Gate Lock provides peace of mind and added security for your gate. The Automatic Lock (FM143) unlocks and locks automatically as the gate is activated to open and close. The FM143 is Wired directly to the gate opener's control box, and it is activated by any one of the many Mighty Mule or GTO/PRO Access Controls, including the Entry Transmitter,(FM135) the Gate Opening Sensor (FM138), the Digital Keypad (FM137), or the Push Button Control (FM132). The FM143 provides maximum stability and security on Mighty Mule gate openers, and is highly recommended for animal enclosures, high wind areas, and gates over 8 Ft. long. It comes With two keys for manual release of the gate lock.

  • Automatic Gate Lock for Automatic Gate Openers
  • The FM143 Automatic Gate Lock is compatible With all single and dual Mighty Mule and GTO/PRO swing gate openers, including the FM500, FM502, FM350, GTO PRO-3000, PRO-3200, PRO-4000 and PRO-4200 and all XL Models.
  • Ideal for animal enclosures, high wind areas, With gates over 8 Ft. long, or where security is a concern
  • The automatic gate lock comes With all necessary hardware for normal installations, but the column mount lock receiver (433-IH) is recommended for use on certain column-mount or post-mount installations
  • It comes With a two keys and a keyed manual release
  • Backed by a 12 month limited warranty from Mighty Mule

Brand: Mighty Mule

Shipping Information

Your order is important to us and we will strive to process it as quickly as possible. Most in-stock items are shipped within 2-4 business days and typically deliver in 5-7 business days. In-stock items may ship from multiple locations and can arrive on separate days. Heavy or bulky items will ship via Freight/Truck Service and will take 8-10 business days for delivery. For those immediate product needs, we do offer at an additional cost, express service from UPS and Motor freight.

Shipping costs are determined by item weight and your zipcode. Once you have entered your shipping address, city, state, and zip code into checkout, your shipping total will be calculated and available for review. Please see the shipping map below as a guide.

Return Information

Your satisfaction is our priority. If for any reason you are not satisfied with a purchase from Agri Supply, we will gladly refund your money, or exchange the item, or fix it should it break. A minimum one-year warranty applies to all non-perishable items, parts and service from Agri Supply, and all hand tools sold by Agri Supply have a lifetime warranty, regardless of the length of the manufacturer's warranty. See our Agri Supply Guarantee for more details.

To return an item... give us a call at 1-800-345-0169, or visit one of our 8 retail stores near you, and one of our friendly customer service representatives, or store employees, will be glad to assist you.

If you have any questions please contact our Customer Service representatives at 1-800-345-0169

Standard UPS Ground Shipping Map -
UPS Ground
The above shipping chart applies to UPS ground shipments to the 48 contiguous states only. Please call 1-800-345-0169 for timing on shipments to Alaska, Hawaii, and Puerto Rico, thank you!

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