Sigma GP-11 Locking Mechanism 14 mm Filter Adapter

Sigma GP-11 Locking Mechanism — 14 mm Filter Adapter

The Sigma GP-11 is a precision filter adapter with a locking mechanism, designed to attach 14 mm threaded filters to Sigma lenses. It ensures a secure, wobble-free connection between the lens and the filter.

• Locking mechanism holds the filter firmly in place during shooting
• 14 mm filter thread fits a wide range of Sigma lenses
• Lightweight at 50 g — adds negligible weight to the lens setup
• Metal construction for durability and reliable filter alignment

What sets the Sigma GP-11 apart

The integrated locking mechanism distinguishes the GP-11 from standard screw-on adapters. It prevents the filter from loosening during handling or transport, which is especially valuable in the field when switching between lenses or shooting in demanding conditions.

Ideal for...

Photographers and videographers who use Sigma lenses with 14 mm filter threads and need a secure, repeatable filter attachment. The locking design suits outdoor and travel setups where vibration or temperature changes could loosen a standard adapter.

Application of Sigma GP-11

1. Screw the GP-11 adapter onto the lens filter thread
2. Attach the desired 14 mm filter to the adapter
3. Engage the locking mechanism to secure the filter
4. Shoot with confidence — the filter stays aligned and in place