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Step-by-Step Locinox Insert Lock Installation: Fortylock, Fiftylock & Sixtylock

16 September 2026Appears in Product Videos

Learn how to install and adjust the Locinox Fortylock, Fiftylock, and Sixtylock 100% stainless steel insert locks for metal and aluminium swing gates. Available to order today from First Fence, these premium mortise locks offer sleek, hidden-mechanism security tailored to different gate profile depths.

✨ Range Overview & Key Features

Profile Specifications:

🔹 Fortylock: Designed for 40mm gate profiles (20mm backset).

🔹 Fiftylock: Designed for 50mm gate profiles (30mm backset).

🔹 Sixtylock: Designed for 60mm gate profiles (40mm backset).

100% Stainless Steel: Full INOX stainless steel mechanism prevents rust and withstands harsh weather conditions.

Reversible Latch: Easily switch latch bolt direction and adjust throw depth using a 3mm hex key.

Click-It System: Features an innovative insertion design for fast, secure mounting inside the gate profile.

Quick-Fix Keep: Matching keeps install effortlessly onto the post profile using patented Quick-Fix expander bolts.

🛠️ Quick Installation Steps

Profile Preparation: Ensure standard cutout dimensions (22mm slot width, 143mm / 190mm height spacing) are drilled into the gate leaf edge.

Adjust Latch Bolt: Use a 3mm hex key to reverse the latch direction or adjust bolt protrusion as needed.

Insert Lock Body: Slide the lock mechanism into the profile cutout until the Click-it system locks into position.

Fit Cylinder & Handles: Fasten faceplate screws, slide in the Europrofile cylinder, and install the handles.

Mount Keep & Test: Secure the matching keep to the gate post using Quick-Fix expanders and test the lock operation.

🧰 Tools Used in Video

3mm Hex / Allen key
Screwdriver / Driver bit
Quick-Fix tightening tool

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