The knobs below will fit the AstroSystems 2.0 and 2.14 secondary, both of which use the same knobs. AstroSystems secondary assemblies are used in several different Newtonian designs such as the Starmaster series, and are characterized by four collimation screws instead of the usual three. Price is for a complete set of knobs.
A. Knobs for AstroSystems 2.0 & 2.14 Secondary
Part: SMsec
Fits: AstroSystems 2.0 and 2.14 secondary
Knobs: Black plastic, 16 mm (5/8”) diameter
Threads: Stainless steel
Notes:
- Four knobs are included with this kit.
- These knobs will fit the AstroSystems 2.0 (used on the Starmaster 12.5) and AstroSystems 2.14 (used on the Starmaster 14.5) secondary assemblies. Both of these secondaries come from the factory with headless set screws for adjusting collimation.
- On some AstroSystems secondaries the knobs will slightly overhang the edge and enter the light path.
$27.95
