Description
Product Overview
The Pocnsen 300mm Dovetail Rail is engineered for astronomers who demand precision and durability. Constructed from high‑quality extruded aluminum and finished with a black anodized coating, the rail resists corrosion and wear while maintaining a sleek appearance. Measuring 12.5 x 1.2 x 2 inches and weighing just 12.3 ounces, it offers a compact yet robust platform for coupling telescope tubes to CGx/EQx series mounts. The rail’s dovetail profile matches standard tube rings, ensuring a secure fit and smooth motion across the mount’s axes.
Usage
Designed for both visual observing and astrophotography, this dovetail rail excels in a variety of settings—from backyard backyard setups to field deployments at dark‑sky sites. Its lightweight construction makes transport easy, while the precise alignment aids in long‑exposure imaging where stability is critical. Compatible with most 300mm (11.8″) tube rings, the rail is ideal for users of CGx and EQx mounts seeking a reliable connection between their optical tube assembly and the mount. 
Why Choose Us
Pocnsen combines meticulous engineering with rigorous quality control to deliver a product that stands out in the telescope accessories market. Each rail undergoes anodizing to protect against the elements, ensuring longevity even in harsh outdoor conditions. Our commitment to tight manufacturing tolerances guarantees a perfect dovetail fit, reducing wobble and improving tracking accuracy. Backed by a solid customer rating of 4.2 stars from verified buyers, the rail has earned its place among the top‑selling guiders and wedges on major retail platforms.
Key Features
- Extruded aluminum construction with black anodized finish for durability and corrosion resistance.
- 300mm (11.8″) dovetail length compatible with standard tube rings and CGx/EQx mounts.
- Lightweight design at 12.3 ounces, facilitating easy transport and setup.
- Precise dovetail geometry ensures secure coupling and smooth motion for accurate tracking.
- Easy installation with clear dimensions; fits most 300mm tube assemblies without additional adapters.
FAQ
Is this rail compatible with all CGx and EQx mounts?
The rail is designed to fit the standard dovetail slots on CGx and EQx series mounts. It works with most 300mm tube rings, but we recommend checking your specific mount’s slot dimensions to confirm compatibility.
What is the benefit of the black anodized finish?
The anodized coating protects the aluminum from corrosion, scratches, and UV exposure, extending the rail’s lifespan while maintaining a professional appearance.
Can I use this rail for astrophotography?
Yes. Its precise dovetail alignment and lightweight construction make it ideal for long‑exposure imaging, reducing strain on the mount and improving tracking accuracy.
How do I install the rail?
Simply slide the rail into the mount’s dovetail slot, align the tube rings, and secure with the provided screws. Detailed dimensions are included in the product photos to ensure a perfect fit.
What is the warranty period?
Pocnsen offers a one‑year limited warranty covering manufacturing defects. Contact our support team for assistance with any issues.







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