UMB-1 Universal Mattebox (Clamp On) comes standard with two rotating 4x5.65 filter stages (with an optional third stage available), individual tray catchers, folding French flag, 143mm native diameter opening, NATO standard accessory rails on left, right, and top for attaching accessories, and a complete set of clamp on reduction rings. The UMB-1 is designed to be user upgradable and quick to transition from clamp on, to swing away, to ultralight when using a stabilizer. Upgradable to Swing Away or Clamp On versions when needed. This kit ships in a box with custom cut foam. The custom foam can be removed and installed into a Pelican 1550 hard case (not included). Included Components:- 2x rotating 4x5.65 filter stages- Folding French flag- Clamp on adapter set- NATO standard accessory rails on left, right, and top Included Clamp On Adapters:80mm87mm95mm104mm110mm114mm125mm134mm136mm Specifications:Weight: 1.85lb (2.3lb with Top Flag)Dimensions: 9" x 6" x 3.5"
