XS Sights now offers its R3D 2.0 iron sights on the CZ P-09 Nocturne, listing only the standard green Glow Dot configuration at $128.12 MSRP with units ready to ship. A tritium center sits in the larger, brighter front sight while two rear tritium dots and a wide notch aid low-light aiming, backed by a limited lifetime warranty plus 12 years on the tritium.