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ProSolar, FJE-300-1 FastJack, Standoff, E-Series 3”

USD $7.86
- +
Availability: In stock
ProSolar, FJE-300-1 FastJack, Standoff, E-Series 3”
Processing Time
Ships in 24 hours: Processing Time is guaranteed to be shorter than 24 hours.
Shipping Time
Expedited: 3-5 business days
Standard: 6-8 business days
We ship to over 200 countries worldwide!
Weight (Kg) 1.0000
Model ID FJE-300-1
Technical Specifications
Material Galvanized Steel
Product Type Standoff
Application of Mounts Others
Category of Mount Others
new attributes
Manufacturer ProSolar
  • Easy to install
  • Patented single lag bolt design Patent No. 6,360,491
  • Independently laboratory tested to 3,600 lbs ultimate pull out, 1,380 lbs ultimate side axial loads
  • Lightweight and corrosion resistant Aluminum and Stainless Steel materials (no inferior ferrous metals which rust and weaken over time)
  • Solid Aluminum post prevents water funneling down through top of post
  • No welds to corrode or break
  • Designed for the Experienced high volume installer
  • 3/16" pilot hole drill guide accessory available
  • Available in 3" and 4-1/2" tall sizes
  • 1" OD post diameter (1-1/2" OD base diameter) compatible with standard 3/4" UPC / NES approved flashings (no expensive custom flashings required)
  • Leveling kit available to accommodate roof height variation

Diameter: 1"


Each kit includes:

  • 1" Round Post (3" or 4-1/2" tall)
  • 1-1/2" Threaded base
  • 3/8" x 3/4" SS Hex Bolt
  • 3/8" SS Flat washers
  • 5/16" x 3-1/2" SS Lag bolt
  • 5/16" SS Flat Washer

Shipping costs are based on pricing, weight and extra cost on handing. International shipping costs for freight shipments calculated by the shopping cart are estimates only. Please contact us by phone, email or online chat to get quotation of freight fee and handling fee. Then you can choose to select shipping service and pay that  service by credit or wire.

If you have any questions, please click one of these options to contact us:

  • E-mail:
  • Online chat
  • Phone call: +1 (626) 575-8822

Use of site as well as purchase constitute consent and understanding of’s return policy. is not responsible for any fluctuation in the international currency exchange rate.  International customers will receive refunds equivalent to the USD (US dollar) price at the time of purchase.

No returns will be accepted without prior authorization and must include the authorized letter signed from ACOSolar in order to return product. Any product that is returned must be brand new, in perfect condition and packaged in the original manufacturer's packaging with all hardware and documentation. 25% of total payment will be charged if package has been ever opened.

No returns will be accepted on installed items. Returns must be shipped with prepaid freight and insured via the carrier of your choice within 30 days of delivery. No returns will be accepted beyond 30 days of original delivery. Shipping charges will not be refunded, unless, an error was made by ACOSolar in shipping.

Because of the customization involved, trackers, racking and mounting hardware is non-returnable.

All returns shall be subject to freight cost to a restocking fee.  

Please contact Customer Service at or 626-575-8822.

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