Adapters, Spacer Rings & Extensions

Baader Diamond Steeltrack T-2 Adapter BDS-Adapter with T-2 outer thread to connect T-2 parts Mounted instead of the standard clamp with the S58 do...

Antares SCT Adapter Twist-Lock 2" Tired of threading your Schmidt-Cassegrain accessories on and off? Switch to a smooth 2" barrel with a T2TL Twist...

Baader 2" ClickLock® clamp to T-2i M42i x 0.75 clamp (Astro T-2 system) Baader 2" ClickLock T-2 (M42i x 0.75) clamp – for all parts of the Astro T...

Astronomy Plus M68*1 Metal Focal Length Extension Tube Elevate your astronomy game with our Astronomy Plus M68x1 Metal Focal Length Extension Tube ...

Askar Heightening Modules for SQA OTA's Optional SQA series heightening section, can be used with most SQA series OTAs. The all-metallic heighteni...

Pegasus Astro M68 Male to M48 Male (M42 inner hole) Adapter (Backfocus) Thickness: 1.4 mm M68 Thread: Pitch 1.0mm / 4mm length M48 Thread Pitch 0....

Antares 1.25"x1.75" Barrel Extension ET1-S is a slightly shorter tube of the ET1 1.25"x1.75" extension tube with screw retainer. Threaded for 1.25"...

PrimaluceLab 2" Adapter ESATTO 2" LP for ARCO 2" Adapter ESATTO 2" LP for ARCO 2" allows you to connect the rotator to ESATTO 2" LP robotic focuser...

SVBONY SV130 M48 to M42 Knurling Design Adapter SV130 black M48 to M42 knurling design telescope adapter Features All metal construction and anod...

SVBONY SV167 Camera Adapter for SCT  SVBONY SV167 is a T-adapter attaches an SLR or DSLR camera to a SCT for prime focus photography. T-threads ac...

ZWO Adapter - Nikon Lens to 2" Filter Wheel This adapter from ZWO allows for Nikon lenses to be used with 2-inch filter wheels (EFW). The interface...

Baader Adapter M54 internal to M48 external (M54F/M48E) Reducing Adapter M54 to M48 with M54 female thread Changes the M54 male thread of an adapt...

William Optics M48 Push-in Nosepiece for WO 2" Diagonals  Special Reduced Price ! Take advantage of this high quality adapter nose piece for almost...

QHY Adapter Kit Combo D1 The Combo D1 adapter kit from QHY is compatible with the: QHY268C QHY600C QHY168C QHY247C QHY128C QHY410C QHY367C This k...

Takahashi T-Ring DX Premium Takahashi offers three different series of bayonet rings, whereby these three series differ in the connection thread on...

SVBONY SV196 T-Ring Adapter for Sony Alpha DSLR Allowing you to fit any T2 mount lens or accessory to your Sony Alpha or Minolta AF DSLR camera. 1....

Pegasus Astro M54 Male to 2” Nosepiece (inner hole with 2” filter thread)  Total Nosepiece Length :35mm Adapter Thickness : 1.5mm Thread: Pitch 0....

Camera Angle Rotator for 2” M54 Focuser All New Camera Angle Rotator for 2” M54 Focuser Fits : Z61 and all other brand Focuser with M54 threads. In...

Svbony SV123 Spotting Scope Camera Adapter Extension Tube Svbony Spotting Scope Photo Adapter for DSLR Camera (Connect your Camera to Spotting Sco...

Antares Adapter 2" to 2" Extension ET2 extends any 2" accessory by 2". Accepts 2" filters. Double side screw with pressure band.   Technical Speci...

Starizona HyperStar 8/6 ZWO Filter Drawer Adapter for ZWO Cooled Cameras HyperStar 8 / 6 ZWO Filter Drawer Adapter for ZWO Cooled Cameras In the Bo...

PrimaluceLab 2" Visual Back for ESATTO 2" If you want to use your telescope visually with ESATTO 2" or if you want to connect a camera with a 2" no...

Celestron Universal 1.25" T-Adapter The Celestron Universal T-Adapter connects a DSLR or SLR camera body to a telescope with a 1.25” focuser or eye...

Baader T2 to 1¼" ClickLock Eyepiece Clamp  with Built-in Diopter-Adjustment The Baader Planetarium Click-Lock Eyepiece Clamp (# T2-08) is a precisi...

Astronomy Plus SCT Female to M42M Adapter SCT Female to M42M metallic adapter. Adds 2 mm of back spacing Technical Specifications Connection Sid...

Astronomy Plus M54F to M42F Adapter  M54F to M42F metallic adapter. Adds 0 mm of back Focus Technical Specifications Connection Side A M54 x 0.7...

Astronomy Plus M54F to M48F Adapter  M54F to M48F metallic adapter. Adds 0 mm of back Focus Technical Specifications Connection Side A M54 x 0.7...

Astronomy Plus M54M to M42F Adapter M54M to M42F metallic adapter. Adds 0 mm of back Focus Technical Specifications Connection Side A M54 x 0.75...

Astronomy Plus M54M to M48F Adapter M54M to M48F metallic adapter. Adds 2 mm of back Focus Technical Specifications Connection Side A M54 x 0.75...

Starizona Canon RF Wide T-Ring This wide M48-threaded T-ring will fit Canon RF-mount mirrorless cameras.  It is a "T-minus" style ring that is on...

Pegasus Astro M68 Male to M42 Female  Adapter (Backfocus) Thickness: 1.4 mm M68 Thread: Pitch 1.0mm / 4mm length M42 Thread Pitch 0.75mm Technica...

Baader Wide-T-Ring D52i for Nikon Z, with S52 Adapter Baader Wide-T-Ring Nikon Z to connect Nikon Z cameras on the Astro T-2 system and the S52 do...

QHYCCD Canon Lens Adapter M42 10mm M42 Canon Lens Adapter for QHYCCD Cooled CMOS (COLDMOS) imaging cameras.. Technical Specifications  ...

SVBONY SV125 2'' to T2 SLR Camera Adapter  Svbony 2'' to T2 camera adapter fits for all 2'' focusers, at the end of the adapter is threaded to ac...

SVBONY 2" T Adapter with Filter Thread  2" T to M42*0.75 Adapter Thread for Astronomy Monocular Telescope Mount Adapters Accept 2" Filter and Came...