Otter Creek Arms OCL-102 ZRO Direct Thread Adapter

Otter Creek Arms ZRO Direct Thread Adapter

The OCL-102 ZRO DTA represents a refined approach to suppressor mounting for shooters who demand minimal weight and length penalties.

Design & Construction

This second-generation adapter is machined from 6Al-4V grade 5 titanium and finished with a dark gray PVD coating for durability and corrosion resistance. The design philosophy is straightforward: add nothing unnecessary to your rifle.

Key Features

• Weight: Only 0.9 oz—among the lightest direct thread adapters available
• Compatibility: Converts 5/8x24 threaded barrels to industry-standard 1.375x24 suppressor threads
• Extended wrench flats: Rear wrench flats provide secure grip for installation and removal
• Optimized internal volume: Enlarged bore reduces weight while maintaining structural integrity
• Installation: Accepts 13/16 socket for suppressor installation; opposing wrench flats prevent binding

Why Choose the ZRO DTA

If you're building a precision rifle or hunting rifle where every ounce and inch matter, this adapter delivers. Direct thread mounting eliminates the bulk and complexity of muzzle brake-based systems while maintaining the reliability shooters demand. The titanium construction ensures longevity without adding unnecessary mass to your barrel.

Perfect for precision rifle competitors, long-range hunters, and anyone serious about minimalist suppressor mounting.