8Sinn 15 mm Baseplate Plus Riser Plate I Plus 8Sinn 10-Inch Arri Dovetail Plate

This three-piece 8Sinn system combines a precision 15 mm rod baseplate, the Riser Plate I, and a 10-inch Arri dovetail plate to achieve the industry-standard 85 mm optical center. Machined from high-strength aluminum with protective rubber pads, it provides a rigid yet lightweight platform for rods, cages, and tripod heads, ensuring scratch-free and secure mounting.

Featuring dual 32 mm Arri rosettes, dovetail guide rails, multiple 1/4" and 3/8" threaded openings, and a quick-release dovetail pin with stopper screw, this kit delivers rapid setup, precise balance adjustments, and maximum expandability for handheld or tripod rigs.

Key Features

• Baseplate: 2 × 32 mm Arri rosettes; 6 × 1/4" threaded holes; dovetail guide rails
• Riser Plate I: 1 × 1/4" & 1 × 3/8" mounting screws; rubber-padded top surface
• Dovetail Plate: 10-inch (254 mm) length; release pin; stopper screw; Helicoil 1/4" & 3/8" threads
• Thumbscrews: 3 large ergonomic knobs for rapid tightening

Technical Specifications

• Material: High-strength aluminum alloy
• Rod Compatibility: 15 mm standard LWS rods
• Rosette Size: 32 mm Arri standard
• Dimensions:
  • Baseplate: 4.72" × 3.19" × 1.26" (12.0 × 8.1 × 3.2 cm)
  • Riser Plate I: 3.00" × 1.90" × 0.90" (7.6 × 4.9 × 2.3 cm)
  • Dovetail Plate: 10.00" × 2.68" × 0.56" (25.4 × 6.8 × 1.4 cm)
• Weight (per piece):
  • Baseplate: 0.47 lb (0.21 kg)
  • Riser Plate I: 0.23 lb (0.11 kg)
  • Dovetail Plate: 0.55 lb (0.25 kg)

What's Included

• 1 × 8Sinn 15 mm Baseplate
• 1 × 8Sinn Riser Plate I
• 1 × 8Sinn 10-Inch Arri Dovetail Plate