8Sinn Shoulder Rig Kit Following kit includes: One 8Sinn 15mm Baseplate + Riser Plate I Two 8Sinn Side Arm for Shoulder Rigs + Dual Side Grip One 8Sinn Shoulder Support   Optional Rods: Two 8Sinn 30cm 15mm Silver Rods Two 8Sinn 30cm 15mm Carbon Fiber Rods Two 8Sinn 30cm 15mm Stainless Steel Rods   Baseplate features: – 2 x 28mm Arri Rosettes – 15mm rod compatible – 3 x thumbscrews – 4 x 1/4″ threaded openings – 60mm center-to-center distance – Dovetail guide rails (bottom)   Riser Plate I features: – 2 x 1/4″ mounting screw – 3/8″ mounting screw – Rubber pads – Aluminum made   Shoulder Support features: – Aluminum made – Lightweight – 3 x 3/8″ Arri locating points – Knurled rear surface – Slender profile – 1/4”-20 x1/2” (12mm) mounting screws   Rod Mount Bridge features: – 15mm rod compatible – 6 x 1/4″ threaded mounting points – Aluminum made – 60mm center-to-center distance – Thumbscrew on each side   Compatibility:Riser Plate I, included in this kit allows to obtain the optical center when used with the following cages:8Sinn Z CAM E2-S6/F6/F8 Cage8Sinn Z CAM E2 Cage8Sinn Sony a7III / a7RIII Cage8Sinn Sony A7RIV Cage 8Sinn BM Pocket Cinema Camera 4K / 6K Cage 8Sinn BM Pocket Cinema Camera 4K / 6K Half Cage8Sinn Red Komodo Cage Specifications Weight: 1.070 kg (+ rods)