Window Screw — Back Frame, M12 × 50 mm SKU: QT409693

This window screw secures back-frame window hardware so the glass stays properly fastened during everyday field work and transport.

It’s a straightforward replacement when the original screw is missing, worn, or damaged, helping restore a solid, rattle-free fit.

• Application: Back-frame window screw
• Size: M12 × 50 mm
• Use: Practical swap to tighten and stabilize the window frame assembly
• Maintenance: Suitable for routine service and inspections

Installation Tip: Match thread and length to the original, start threads by hand to avoid cross-threading, and tighten evenly—do not overtighten against glass.

A simple, dependable fastener to keep the window frame secure for daily farm work.