Quantity Image Name SKU Each Total
Special-purpose holder; 1.83" mirror size
HH18
$75.00
$75.00
Optional metric threading can be added to this mount. Click here
1.83 ULS Quartz secondary mirror
QM183
$135.00
$135.00
4-vane secondary mount, 1.00" holder for up to 15.5" tube ID
1004VALL
$86.00
$86.00
IMPORTANT: Your spider will be custom-made to your requirements. Please enter your tube (or cage) inside diameter, and wall thickness in the "Ordering Instructions" box below. There is more information on how to supply this information here
Optional metric threading can be added to this mount. Click here
Feel free to call us toll-free at 1-866-227-6240 if you have any questions about how to order secondary mounts.
3-vane secondary mount, 2.14" holder, 4.5" to 11.50" tube ID
2143V01
$98.00
$98.00
IMPORTANT: Your spider will be custom-made to your requirements. Please enter your tube (or cage) inside diameter, and wall thickness in the "Ordering Instructions" box below. There is more information on how to supply this information here
Optional features like antidew heaters and metric threading can be added to most secondary mounts. Click here
Feel free to call us toll-free at 1-866-227-6240 if you have any questions about how to order secondary mounts.
4-vane Cassegrain secondary mount, 1.52" holder, 12.01" to 15.0" tube ID
1524CAS02
$115.00
$115.00
IMPORTANT: Your spider will be custom-made to your requirements. Please enter your tube (or cage) inside diameter, and wall thickness in the "Ordering Instructions" box below. There is more information on how to supply this information here
Optional features like antidew heaters and metric threading can be added to most secondary mounts. Click here
Feel free to call us toll-free at 1-866-227-6240 if you have any questions about how to order secondary mounts.
4-vane Cassegrain secondary mount, 3.10" holder, 12.01" to 15.0" tube ID
3104CAS02
$165.00
$165.00
IMPORTANT: Your spider will be custom-made to your requirements. Please enter your tube (or cage) inside diameter, and wall thickness in the "Ordering Instructions" box below. There is more information on how to supply this information here
Optional features like antidew heaters and metric threading can be added to most secondary mounts. Click here
Feel free to call us toll-free at 1-866-227-6240 if you have any questions about how to order secondary mounts.
Special-purpose holder; 1.52" mirror size
HH15
$70.00
$70.00
Optional metric threading can be added to this mount. Click here
4-vane Cassegrain secondary mount, 1.83" holder, 15.01" to 22.0" tube ID
1834CAS03
$130.00
$130.00
IMPORTANT: Your spider will be custom-made to your requirements. Please enter your tube (or cage) inside diameter, and wall thickness in the "Ordering Instructions" box below. There is more information on how to supply this information here
Optional features like antidew heaters and metric threading can be added to most secondary mounts. Click here
Feel free to call us toll-free at 1-866-227-6240 if you have any questions about how to order secondary mounts.
Tube end cover for 10" OD tube; 1 pc.
EC10
$14.00
$14.00
4-vane secondary mount, 1.30" holder, 11.51" to 15.50" tube ID
1304V02
$94.00
$94.00
IMPORTANT: Your spider will be custom-made to your requirements. Please enter your tube (or cage) inside diameter, and wall thickness in the "Ordering Instructions" box below. There is more information on how to supply this information here
Optional metric threading can be added to this mount. Click here
Feel free to call us toll-free at 1-866-227-6240 if you have any questions about how to order secondary mounts.
4-vane secondary mount, 3.50" holder, 4.5" to 11.5" tube ID
3504V01
$140.00
$140.00
IMPORTANT: Your spider will be custom-made to your requirements. Please enter your tube (or cage) inside diameter, and wall thickness in the "Ordering Instructions" box below. There is more information on how to supply this information here
Optional features like antidew heaters and metric threading can be added to most secondary mounts. Click here
Feel free to call us toll-free at 1-866-227-6240 if you have any questions about how to order secondary mounts.