Use the for -Watcher Star Adventurer Tripod Extension to add 8.5 inches of height to your tripod without sacrificing stability. This accessory fits between your Star Adventurer or Star Adventurer Mini camera mount and tripod, making it easier to see through your camera's viewfinder while . It also fits their -GT and AZ5 mounts, allowing you to more easily observe with refractor or catadioptric telescope models. The upper part is 3/8 inch inch male thread, the lower part is 3/8 inch inch female thread color: Black Material: plastic+metal Package Contents: 1 x for Adventurer Tripod Extension Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.