Rokinon/Samyang 135mm f/2 Ring Kit

The nrStellar Ring Mounting System is a customizable, modular deep-sky astrophotography rig designed for long-term use with Rokinon/Samyang lenses.

• The description claims the system is designed to last as long as the Rokinon lens.
• The description claims the system offers a customizable, modular setup with various add-ons.
• The description claims the system uses 18-8 stainless steel threaded connections and carbon fiber-infused PETG rings for better durability and temperature resistance.
• The description claims the system is waterproof and designed to reduce camera sag.