Skip to content
FREE SHIPPING FOR ORDERS OVER $500* Some exceptions may apply. / This is Astronomy Plus OFFICIAL website.
FREE SHIPPING FOR ORDERS OVER $500* Some exceptions may apply. / This is Astronomy Plus OFFICIAL website

Risers & Radius Blocks

Filters

$
$
Telrad Riser - Astronomy Plus
Telrad Riser - Astronomy Plus Save $2.00 Save $0.00
$30.00
$30.00 - $30.00
$30.00
$28.00
$28.00 - $28.00
$28.00

Telrad Riser 2.5" & 4"

Telrad Riser The Telrad Riser is an optional accessory for the Telrad sight which may be installed quickly and with no tools by the user. The Riser...

View full details
$30.00
$30.00 - $30.00
$30.00
$28.00
$28.00 - $28.00
$28.00
Save $2.00 Save $0.00
PrimaluceLab PLUS 30mm Spacers (PLLSPES30) - Astronomy Plus
$59.85 - $59.85
$59.85
$59.85 - $59.85
$59.85

PrimaluceLab PLUS 30mm Spacers (PLLSPES30)

PrimaluceLab PLUS 30mm Spacers When we install many instruments (for example telescope with guide scope in parallel) on the mount, it can happen th...

View full details
$59.85 - $59.85
$59.85
$59.85 - $59.85
$59.85
PrimaluceLab PLUS 20mm Spacers (PLLSPES20) - Astronomy Plus
$51.87 - $51.87
$51.87
$51.87 - $51.87
$51.87

PrimaluceLab PLUS 20mm Spacers (PLLSPES20)

PrimaluceLab PLUS 20mm Spacers When we install many instruments (for example telescope with guide scope in parallel) on the mount, it can happen th...

View full details
$51.87 - $51.87
$51.87
$51.87 - $51.87
$51.87
PrimaluceLab PLUS 10mm Spacers (PLLSPES10) - Astronomy Plus
$38.57 - $38.57
$38.57
$38.57 - $38.57
$38.57

PrimaluceLab PLUS 10mm Spacers (PLLSPES10)

PrimaluceLab PLUS 10mm Spacers When we install many instruments (for example telescope with guide scope in parallel) on the mount, it can happen th...

View full details
$38.57 - $38.57
$38.57
$38.57 - $38.57
$38.57
Save $23.00 Save $0.00
$78.00
$78.00 - $78.00
$78.00
$55.00
$55.00 - $55.00
$55.00

ADM radius block pair for 11" OTA

ADM radius block pair for 11" OTA

$78.00
$78.00 - $78.00
$78.00
$55.00
$55.00 - $55.00
$55.00
Save $23.00 Save $0.00
$53.00 - $134.00
$53.00 - $134.00
$53.00 - $134.00
$53.00

ADM Radius Blocks

ADM Radius Blocks Vixen Style  SM-RC6 Fits Astro-Tech, Orion, GSO and TSO 6″ f/9 Ritchey-Chretien OTA’s. Mounting hardware included. Uses exis...

View full details
$53.00 - $134.00
$53.00 - $134.00
$53.00 - $134.00
$53.00
$93.00 - $93.00
$93.00
$93.00 - $93.00
$93.00

PrimaluceLab Curved Blocks for SCT 8, 9.25", 11" and ACF 8" (PLLSAG925)

PrimaluceLab Curved Blocks for SCT 8, 9.25", 11" and ACF 8" If you have a Celestron C8, C9.25, C11, EdgeHD 800, 925, 1100 or Meade SC and ACF 8" te...

View full details
$93.00 - $93.00
$93.00
$93.00 - $93.00
$93.00
ADM Riser Block 2 Inch XL(RISER-2XL) - Astronomy Plus
ADM Riser Block 2 Inch XL(RISER-2XL) - Astronomy Plus
$66.00 - $66.00
$66.00
$66.00 - $66.00
$66.00

ADM Riser Block 2 Inch XL(RISER-2XL)

ADM Riser Block 2 Inch XL Riser Blocks fit between the dovetail bar and your accessories. Makes it ideal for mounting electronics onto the dovetail...

View full details
$66.00 - $66.00
$66.00
$66.00 - $66.00
$66.00
Free Shipping

in Canada over 500$+* bf txs

Buy Now, Pay Later

Paybright and Sezzle at Check Out

Target the Right Equipment

Contact us!

Price Match

Find a Better Price? We Will Match it!

Sign Up to Astronomy Plus Newsletters

Subscribe to our Newsletter to be the first to be inform about Promotions, New Products and More!