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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
92mm（from the end of 2" eyepiece holder） Total length 513mm(including 1
providing a rigid
Port 4: USB 2 / USB 3
offering a lower centre of gravity and enhanced stability compared to smaller ball heads
M117 to M117 Extension Tube 50mm | Dark Clear Skies APS-C Sensor 92mm（from the end of 2"M117 to M117 Extension Tube 50mm The Dark Clear Skies M117 to M117 50mm Extension Tube is a precision machined spacer designed for large format astrophotography imaging systems requiring accurate back focus spacing. Featuring M1171 male threads on both ends, this extension tube is intended for use with large reducers, flatteners, camera adapters, and filter systems commonly found in professional and observatory class imaging setups. The 50mm optical
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