AST Core 10mm M54 Extension Tube | AST-EXT-M54-10 enhance Bottom Bracket: The bottom bracket

Bottom Bracket: The bottom bracket has 1/4" and 3/8" screw holes for attaching a tripod

compatible with our PEG-SHOE attachment

Diameter: 20mm (0

especially in the winter time

Discover our Solar System with the Celestron AstroMaster 90EQ

AST Core 10mm M54 Extension Tube | AST-EXT-M54-10 enhance Bottom Bracket: The bottom bracketAST Core 10mm M54 Extension Tube This 10mm M54 Extension Tube is designed to provide the perfect balance between ease of use and enhanced optical performance. By adding 10mm of extra focal length to your optical path, it allows for finer focusing adjustments, ensuring sharper, more precise images. You can also easily combine it with other M54 extension tubes or spacer rings to achieve the perfect focus for any setup. Whether you're an