●【Standard 15mm Rod】Nitze R15-1/4-KIT 15mm rod kit features a standard 15mm diameter and is suitable for all accessories with 15mm rod clamp. ●【Unlimited Extension】Interfaced 1/4” screw and 1/4” threaded hole in the each end of the 15mm rod can be used to extend the rod length without using a connection screw. ●【1/4" Screw Locking】The 15mm rod can be screwed directly on any accessories with 1/4" threaded holes. The small holes on the rod allow it to be screwed tighter by using a hex spanner. ●【Aluminum Alloy Material】The 15mm rod kit with 1/4" screw is made of anodized aluminum alloy for strength and durability. ●【Package Includes】Nitze R15-1/4-KIT 15mm rod kit includes 3 rods: 1" 15mm rod x1, 2" 15mm rod x1, 3" 15mm rod x1.