This 15mm Single Rod Clamp features built-in 1/4"-20 mounting groove which is very flexible and convenient to be mounted on a camera cage /devices or accessories coming with 1/4"-20 thread holes spacing distance no more than 22mm. Meanwhile it allows you to set up 15mm rod support for more rod accessories.

Features:

• 15mm single rod clamp, hand tight via a knob
• Mounts via the built-in 1/4" mounting groove
• 22mm in spacing distance for mounting groove
• It’s easy and flexible in use, solid and durable
• Material: anodized aluminum alloy

Package Contents: 

1x 15mm Single Rod Clamp With Locking Knob & 1/4" Mounting Groove
2x 1/4"-20 Thread Screw 
1x Hex Spanner