SMALLRIG Rosette Mount Bolt Diameter 28mm - 1272 Stainless Steel Rosette with M6 internal threads. Attaches to two 1/4-20 holes spaced 18mm apart center to center. Please note the diameter of the rosette is 28mm, uncompatible with rosette for RED. Material: Aluminum Alloy, Stainless Steel Includes: 1x rosette mount 1272 and screws Net Weight: 0.03kg