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2" Comet Hunter Focuser - Includes Extension Tubes
2.5 Hex Focuser
Explore Scientific 1.5-Inch Extension Tube for the 2.5" Hex Focuser - ESHEXEXT2
Explore Scientific 2" AR Series Focuser
Explore Scientific 3-inch Self-Centering Focuser - ES-FOC3
Explore Scientific APO EDT Series Rack & Pinion Focuser
Explore Scientific Rack and Pinion Focuser 1.5-inch Extension Tube - ESRPEXT2
Explore Scientific Rack and Pinion Focuser Half-Inch Extension Tube - ESRPEXT1
Two-Speed 10:1 Focus Knob Mechanism for Explore Scientific and BRESSER 2.5-inch HEX Focusers - 625720