12" Dovetail Sliding Bar for D-Style Saddle Plates (SBD12)

Description This 12" Dovetail Sliding Bar was designed with short instruments in mind. The middle portion of the plate is raised 0.5" above the front and back sections. As a result, the plate is long enough for optimal movement without causing interference with the dewcap or focuser.Weight: 1.9 lb. (0.86 kg). The plate is ribbed on the opposite side to reduce weight. Includes screw packet for various configurations. Attach directly to the bottom of mounting rings or with a spacer bar 130 mm f6.3 StarFire "Gran Turismo", 105 mm Traveler, 130 mm f6 StarFire (original version) - attach directly to Astro-Physics rings. With the Traveler, a spacer bar is preferred to allow more finger room on the focuser, but is not required. 130 mm f8 or f8.3 StarFires, 140 mm f7 StarFire, and 155 mm f7 StarFire or similar instruments - use with Astro-Physics Riser Blocks (SBDAPB) in the outer hole positions. This will space the rings approximately 10" apart. The LMAPBLOCKS rest completely on the sliding