Super lightweight NEW 15mm-RailBlock-3, only 50g Net weight, comes with optional Black or Red Ratchet Wingnut.
 
The NEW 15mm-RailBlock-3 comes with 1/4"-20 standard thread, compatible with RED camera, Red Rig and other 15mm DSLR Camera Rig, 15mm Cage.
 
Includes:
1x 15mm-railblock-3
2x 1/4''screw(short)
2x 1/4''screw(long)
1x Hex Spanner
 
Material: Aluminum Alloy