Description Lightweight Telescope Tube Rings – All Sizes – Premium Line Our extensive range offers mounting rings for most telescopes – Takahashi, Astro-Physics, Celestron, TEC, Skywatcher, Askar, Orion and many more. Benefits LIGHTWEIGHT – Half the weight of cast metal IMPROVED RESULTS – Increases mount performance & image quality ARTICULATING DOUBLE HINGE – T6061 machined aluminum to “wrap” around tube for extra grip MACHINED KNOBS – CNC hollowed & knurled aluminum red (with integrated hex bolt) MODULAR DESIGN– various compatible lightweight dovetails and handles Strength CARBON FIBER COMPOSITE – Engineering grade high modulus carbon fiber & polymers MORDERN MANUFACTURING – Using 3D FDM processes fused at high temperatures over 540 deg F, no glue or epoxy is used (fused deposition modelling) STAINLESS STEEL RECEPTORS – All bolts threaded into implanted hardened receptors LOAD TESTED – Over 10x safety factor tested for various scenarios with hundreds of pounds of load (see videos) FEA (Finite Element Analysis) – Hundreds of iterations used to optimize for maximum strength & rigidity to minimum weight & deflection ratio FEA (Finite Element Analysis) Specifications Felt-lined: premium non-woven needled felt Threads: stainless steel M6 Bolt spacing: 2.0in. / 50.8mm Adjustable size: tolerance of /- 2.5 mm (0.1in.) larger or smaller than listed Wide ring width: (0.9 – 1.1in.) / (22 – 28mm) for extra stability Stainless steel hinges & hardware – aluminum T6061 knob Weight per ring: view individual ring weight within ring configurator (select brand or size & click on “i” ) High UV, water and temperature resistance up to 55 deg C (130F) Hand assembled (70 individual parts per pair) Sold as a pair (2x rings) & additional ring option Testing and Design Extra Heavy Duty Rings – Load Test
