Tripod Mount Base Plate with 15mm Railblock for DSLR Shoulder Mount Rig, Red Knob A compact, practical solution for shooters who need a fast, secure connection between tripod support and a DSLR shoulder rig. This base plate integrates a 15mm railblock so you can mount standard 15mm rod accessories and move quickly between tripod and shoulder configurations. The red knob provides a clear, positive locking action for rapid adjustments and reliable holding power. Key benefits Faster transitions: move from tripod to shoulder rig without reconfiguring rods or accessories. Modular workflow: integrates 15mm rodbased follow focus, matte box, battery plates, or other accessories directly on the base plate. Secure connection: locking red knob and railblock interface keep rods and the base plate aligned and stable during shoots. Simple operation: straightforward attachment and tightening; intended for use in the field and studio. Core attributes Functionality: base plate provides a tripod mounting point while incorporating a 15mm railblock for rodbased accessories. Compatibility: designed for DSLR shoulder mount rigs and standard 15mm rod systems. Size: integrates standard 15mm rail interface (15mm rod compatibility). Material and build: engineered for robust, repeatable performance and reliable holding; red knob offers an easy visual and tactile lock. Performance: streamlines rig setup and increases repeatability when switching between tripod and shoulder configurations. How it helps you Keeps your accessories and lens alignments consistent when swapping between tripod and shoulder rig setups. Reduces setup time on location and minimizes rebalancing after reconfiguration. Provides a compact interface for attaching 15mmrod accessories directly at the tripod mounting point. Typical applications Documentary and runandgun shoots: quickly move from tripod to shoulder to follow fast action without remounting accessories. Narrative or indie productions: mount follow focus or matte box on 15mm rods while maintaining the ability to attach the rig to a tripod for interviews or static coverage. Multicamera setups or kit builds: standardize mounting points across rigs so accessories and rodmounted components can be shared and relocated easily. What's included / key features (as described) Tripod mount base plate 15mm railblock for rodmounted accessories Red knob for locking and quick adjustments Practical notes Intended to be used as part of a DSLR shoulder mount rig that employs 15mm rod systems. The red knob provides a clear locking mechanism for fast tightening and release in the field. Designed to simplify workflow and improve rig repeatability without complex adjustments. This base plate is a straightforward accessory for shooters who rely on 15mm rod systems and need an efficient way to bridge tripod mounting and shoulderrig workflows.