Bob's Knobs Meade SCT 8” f/10 4-screw

Bob's Knobs Meade 8” f/10 SCT Secondary Knobs: Enhanced Collimation Made Simple Achieve Precise Collimation: Effortlessly collimate your Meade 8” f/10 SCT telescope with Bob's Knobs designed specifically for models with four screws on the secondary housing. Enhance your viewing experience with accurate collimation. Part Details - Part: M8-4: Tailored for 4-Screw Models: These black plastic knobs are custom-made to fit Meade 8” f/10 SCT telescopes with four screws on the secondary housing, including models LX90, LX200, and others. Dual Thread Lengths: Your order includes two sets of knobs, each with a different screw thread length. Use the thread length (measured below the white spacer) that matches the factory screw thread length for a precise fit. Dependable Threads: Crafted with black anodized aluminum alloy for the outer threads and stainless steel for the inner threads, these knobs ensure durability and reliable performance. Dust Cover Compatibility: The factory dust cov