SmallRig 15mm Rail Bridge 1522 features 2pcs of 15mm rod clamps with standard 60mm spacing and a ratchet wingnut that allows easy adjustment.
It is equipped with Four 1/4" mounting holes, and two 1/4" screws to support accessories.
1 x Rail Bridge 1522
2 x 1/4''Screw
1 x Hex Spanner