Secondary Mirror Cells
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AstroSystems - 1.30 " Secondary Holder - 1/4 " shaft with 3/8 " adapter
These have a 1/4" mounting stud and a 1/4" to 3/8" bushing to fit both 1/4" and 3/8" spiders. The smaller diameter mounting stud reduces the weight by 50% ... Learn More
Model#: AS_SH_1.30
$29.00 -
AstroSystems - 1.36 " Secondary Holder - 1/4 " shaft with 3/8 " adapter
These have a 1/4" mounting stud and a 1/4" to 3/8" bushing to fit both 1/4" and 3/8" spiders. The smaller diameter mounting stud reduces the weight by 50% ... Learn More
Model#: AS_SH_1.36
$30.00 -
AstroSystems - 1.52 " Secondary Holder - 1/4 " shaft with 3/8 " adapter
These have a 1/4" mounting stud and a 1/4" to 3/8" bushing to fit both 1/4" and 3/8" spiders. The smaller diameter mounting stud reduces the weight by 50% ... Learn More
Model#: AS_SH_1.52
$31.00 -
AstroSystems - 1.83 " Secondary Holder - 1/4 " shaft with 3/8 " adapter
These have a 1/4" mounting stud and a 1/4" to 3/8" bushing to fit both 1/4" and 3/8" spiders. The smaller diameter mounting stud reduces the weight by 50% ... Learn More
Model#: AS_SH_1.83
$32.00 -
AstroSystems - 2.00 " Secondary Holder - 1/4 " shaft with 3/8 " adapter
These have a 1/4" mounting stud and a 1/4" to 3/8" bushing to fit both 1/4" and 3/8" spiders. The smaller diameter mounting stud reduces the weight by 50% ... Learn More
Model#: AS_SH_2.00
$33.00 -
AstroSystems - 2.14 " Secondary Holder - 1/4 " shaft with 3/8 " adapter
These have a 1/4" mounting stud and a 1/4" to 3/8" bushing to fit both 1/4" and 3/8" spiders. The smaller diameter mounting stud reduces the weight by 50% ... Learn More
Model#: AS_SH_2.14
$35.00 -
AstroSystems - 2.50 " Secondary Holder - 3/8 " shaft
These have a 3/8" mounting stud and have our new long thumbscrews to clear the spider for easy, no tools collimation ... Learn More
Model#: AS_SH_2.50
$39.00 -
AstroSystems - 2.60 " Secondary Holder - 3/8 " shaft
These have a 3/8" mounting stud and have our new long thumbscrews to clear the spider for easy, no tools collimation ... Learn More
Model#: AS_SH_2.60
$39.00 -
AstroSystems - 3.00 " Secondary Holder - 3/8 " shaft
These have a 3/8" mounting stud and have our new long thumbscrews to clear the spider for easy, no tools collimation ... Learn More
Model#: AS_SH_3.00
$42.00 -
AstroSystems - 3.10 " Secondary Holder - 3/8 " shaft
These have a 3/8" mounting stud and have our new long thumbscrews to clear the spider for easy, no tools collimation ... Learn More
Model#: AS_SH_3.10
$43.00 -
AstroSystems - 3.50 " Secondary Holder - 3/8 " shaft
These have a 3/8" mounting stud and have our new long thumbscrews to clear the spider for easy, no tools collimation ... Learn More
Model#: AS_SH_3.50
$46.00 -
AstroSystems - 4.00 " Secondary Holder - 3/8 " shaft
The larger holders over 4" have a proportionately thicker shell for proper support of thicker, heavier secondaries and a 3/8" mounting stud. They utilize 1" long thumbscrews for easy, no tools collimation. Holders from 4.0" to 7 ... Learn More
Model#: AS_SH_4.00
$50.00 -
AstroSystems - 4.25 " Secondary Holder - 3/8 " shaft
The larger holders over 4" have a proportionately thicker shell for proper support of thicker, heavier secondaries and a 3/8" mounting stud. They utilize 1" long thumbscrews for easy, no tools collimation. Holders from 4.0" to 7 ... Learn More
Model#: AS_SH_4.25
$56.00 -
AstroSystems - 4.5 " Secondary Holder - 3/8 " shaft
The larger holders over 4" have a proportionately thicker shell for proper support of thicker, heavier secondaries and a 3/8" mounting stud. They utilize 1" long thumbscrews for easy, no tools collimation. Holders from 4.0" to 7 ... Learn More
Model#: AS_SH_4.50
$60.00 -
AstroSystems - 5.0 " Secondary Holder - 3/8 " shaft
The larger holders over 4" have a proportionately thicker shell for proper support of thicker, heavier secondaries and a 3/8" mounting stud. They utilize 1" long thumbscrews for easy, no tools collimation. Holders from 4.0" to 7 ... Learn More
Model#: AS_SH_5.00
$68.00 -
AstroSystems - 5.5 " Secondary Holder - 3/8 " shaft
The larger holders over 4" have a proportionately thicker shell for proper support of thicker, heavier secondaries and a 3/8" mounting stud. They utilize 1" long thumbscrews for easy, no tools collimation. Holders from 4.0" to 7 ... Learn More
Model#: AS_SH_5.50
$73.00 -
AstroSystems - 6.0 " Secondary Holder - 3/8 " shaft
The larger holders over 4" have a proportionately thicker shell for proper support of thicker, heavier secondaries and a 3/8" mounting stud. They utilize 1" long thumbscrews for easy, no tools collimation. Holders from 4.0" to 7 ... Learn More
Model#: AS_SH_6.00
$78.00 -
AstroSystems - 6.25 " Secondary Holder - 3/8 " shaft
The larger holders over 4" have a proportionately thicker shell for proper support of thicker, heavier secondaries and a 3/8" mounting stud. They utilize 1" long thumbscrews for easy, no tools collimation. Holders from 4.0" to 7 ... Learn More
Model#: AS_SH_6.25
$83.00 -
AstroSystems - 6.5 " Secondary Holder - 3/8 " shaft
The larger holders over 4" have a proportionately thicker shell for proper support of thicker, heavier secondaries and a 3/8" mounting stud. They utilize 1" long thumbscrews for easy, no tools collimation. Holders from 4.0" to 7 ... Learn More
Model#: AS_SH_6.50
$88.00 -
AstroSystems - 7.0 " Secondary Holder - 3/8 " shaft
The larger holders over 4" have a proportionately thicker shell for proper support of thicker, heavier secondaries and a 3/8" mounting stud. They utilize 1" long thumbscrews for easy, no tools collimation. Holders from 4.0" to 7 ... Learn More
Model#: AS_SH_7.00
$94.00



















