GSO TRUSS TUBE NEWTONIAN

We offer knobs for the GSO Truss Tube 10" and 12" primary and secondary. Select the type of knobs for your telescope from the list below. Price is for a complete set of knobs.

A. Knobs for GSO 10" f/4 Truss Tube Imaging Newtonian Primary
GSO10TTpri

Part: GSO10TTpri
Fits: GSO 10" f/4 Truss Tube Imaging Newtonian.

Primary collimation
  • Knobs: Black plastic, 19 mm (3/4”) diameter
  • Threads: Stainless steel
Primary Lock
  • Knobs: Red plastic, 16 mm (5/8”) diameter
  • Threads: Stainless steel

Notes
:
  1. Since the factory collimation and locking screws are close together, knobs must be staggered in height. The locking knobs protrude further than the collimation knobs, and they are red in color.

$25.95

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B. Knobs for GSO 12" f/4 Truss Tube Imaging Newtonian Primary
GSO12ttp_a

Part: GSO12TTpri
Fits: GSO 12" f/4 Truss Tube Imaging Newtonian.

Primary collimation
  • Knobs: Black plastic, 19 mm (3/4”) diameter
  • Threads: Stainless steel
Primary Lock
  • Knobs: Red plastic, 16 mm (5/8”) diameter
  • Threads: Stainless steel

$25.95

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C. Knobs for GSO 10" & 12" Truss Tube Imaging Newtonian Secondary
GSO10TTsec

Part: CNsec35
Fits: GSO 10", 12" truss tube imaging Newtonian.

Knobs: Black plastic, 13 mm (1/2”) diameter
Threads: Stainless steel

$20.95