Springfield Armory Hex Dragonfly 1/3 Co-Witness Riser Mount Low Profile Matte Black Anodized. The riser mount provides full co-witness with backup iron sights. This means the Dragonfly is mounted at the same height as the iron sights and the optics aiming dot will appear at the top of the iron post. Specifications for Springfield Armory Hex Dragonfly 1/3 Co-Witness Riser Mount: Manufacturer: Springfield Armory Color: Black Finish: Matte Black Anodized Gun Make: Universal Gun Model: Universal Gun Type: Rifle Fabric/Material: Aluminum Co-Witness: 1/3 Length: 1.8375 in Height: 1.045 in Weight: 0.116 lb Ring Height: Low Profile Gun Rail: Picatinny Features of Springfield Armory Hex Dragonfly 1/3 Co-Witness Riser Mount Low Profile Torx locking screws (T-20) Compatible with picatinny rails Package Contents: Springfield Armory Hex Dragonfly 1/3 Co-Witness Riser Mount Springfield Armory GE5077MIN13RM: Hex Dragonfly 1/3 Co-Witness Riser Mount Low Profile Matte Black Anodized