Our high-quality and solid CNC-manufactured tube rings made from aluminum . Tube diameters of 170mm - coated black.

The tube rings have a stable joint on one side and open to the other side. The clamp is closed with a large chrome-plated knurled nut with rubber rings for a better grip.

For mounting on a dovetail or directly on a mounting plate i.e., these tube rings have 2 surfaces at the top and bottom, each with 9x 1/4" photo thread holes. These also usable for other accessories such as guide scope rings.

Characteristics:

• Solid CNC milled quality
• Usable with 170mm OTA′s
• Plane supports on top and buttom
• On each support 9x 1/4" threads

Delivery:

• APM tube rings 170mm (1 pair)