Hörmann garage door spring no. 777 – SET (1 outer + 1 inner)

A set of torsion springs compatible with Hörmann garage doors marked with number 777:

✅ 1× outer spring + ✅ 1× inner spring

What you are buying (set contents)

• 1× Outer spring no. 777 – L-665
• 1× Inner spring no. 777 – L-705

Note: the offer concerns only springs – without fixings/mounting accessories.

How to ensure it fits (important – reduces errors and returns)

Before purchasing, compare:

• spring designation / number: 777
• type: outer + inner (set)
• lengths: outer L-665 and inner L-705
• shape of the ends / hooks

If you have any doubts – the most reliable way is to compare a photo of your spring (ends) with the offer.

Technical information / safety

Garage door springs operate under high tension. Installation and tensioning should be carried out in accordance with safety regulations – preferably by an experienced person.

Do you need more springs/other sizes?

We invite you to other auctions and to contact us directly!!!

MANUFACTURER

You are buying directly from the spring manufacturer!!

MANUFACTURER OF TECHNICAL SPRINGS

We are a manufacturer of technical springs and wire products. We produce tension, compression, torsion, spiral springs, as well as rings, protective casings, and wire elements – according to a sample, drawing, or description.

We handle both single pieces and serial production. We focus on dimensional repeatability, quality control, and suitability for the application.