High-concerned chemical: None - Ensuring a safe and environmentally friendly product, this SCT to 2' coaxial locking connector is free from harmful chemicals, making it ideal for use in educational and professional astronomy settings. Type: Monocular - Designed specifically for monocular use, this adapter enhances the viewing experience by providing a stable and secure connection between your Celestron telescope and 2' astronomical accessories. Feature: Adapter - This adapter is specifically designed to connect Celestron Schika, 8SE, C8, C925, and C11 telescopes to 2' astronomical accessories, providing a seamless and secure connection for enhanced observational capabilities. Description/Features: This SCT to 2" Coaxial Locking Connector is specifically designed for Celestron Schika 8SE/C8/C925/C11(HD) telescopes, ensuring a secure and precise fit for attaching 2" astronomical accessories. The robust all-metal construction enhances durability, while the internal brass ring prevents any scratching of the device during use. It's an essential tool for astronomers who demand reliable and high-quality connections for their Celestron equipment. Specifications: Compatibility: Suitable for Celestron 8SE, C8(HD), C925(HD), C11(HD), C14(HD), C6, 150 SLT. Also fits: Celestron Schika/Celestron Master Mirror with SCT interface for Celestron 127 MACA (2"), 150 MACA, 180 MACA. Material: All-metal construction with internal brass ring. Locking Mechanism: Coaxial locking system to ensure stability and prevent accidental disconnections. Color: Blue Package Contents: 1 Full Metal SCT to 2 Inch Coaxial Lock Eyepiece Adapter