William Optics D-ROTO-A2-SCT2F (SCT2' RotoLock adapter(2'-SCT2') New William Optics 2¡±SCT Rotolock eyepiece adapter/visual back (with SCT2¡± thread). This WO adapter has an SCT thread on one side, and a standard 2¡± visual back on the other side. Just rotate the adapter ring clockwise to lock any inserted accessory, or counter-clockwise to release the accessory. Innovative design ensures that you get a very solid hold and the accessory is perfectly centered every time. No thumbscrews to worry about! The internal ball bearings and detents make this adapter a joy to use. Schmidt Cassegrain Telescopes - Owners of all popular SCTs will find WO 2¡±SCT Rotolock to be the perfect way to add 2' capability to their scope. - Directly mounts to the 2' SCT male threads on all popular 5 - 9.25' SCTs (Celestron & Meade). Specifications: - Weight =190g - Total length = ¨ª75*59.5mm
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