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William Optics 120mm Saddle Handle Bar with 50mm Guiding Rings - No Adjustments Screws

SKU WO-M-HC120BL-GR50IISL
Original price CA$140.00 - Original price CA$140.00
Original price
CA$140.00
CA$140.00 - CA$140.00
Current price CA$140.00
Price Match Policy!
  • 120 mm Length
  • Integrated 50mm Guide Rings
  • Mini-Vixen Style Top Saddle
  • 44 mm Width
  • Designed for Maximum Rigidity
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Availability Info
Qualifies for FREE Shipping in Canada on orders over $500.
  • Description
  • FAQ
  • Specifications
  • In the Box
  • Warranty
  • William Optics 120mm Saddle Handle Bar with 50mm Guiding Rings

    The William Optics 120mm Saddle Handle Bar combines a secure carrying handle with an integrated 44mm wide Mini-Vixen style saddle for mounting accessories. Designed for absolute rigidity, this 120mm long handle features a pair of fixed 50mm guide rings, creating a streamlined and flexure-free platform for a compact autoguiding system.

    Dual-Function Design: A 120mm Handle and Mini-Vixen Saddle

    This handle simplifies both the transport and the outfitting of your telescope. The 120mm length provides a sturdy, comfortable grip for carrying your optical tube, reducing the risk of drops during setup and teardown. Once mounted, the top surface acts as a Mini-Vixen saddle, allowing you to securely attach guide scopes, finderscopes, or other accessories with a standard V-style dovetail.

    Integrated 50mm Guide Rings for a Rigid, Non-Adjustable Setup

    By eliminating adjustment screws, William Optics has engineered these 50mm guide rings for maximum stability. This design choice removes a common source of differential flexure, ensuring your guide scope and main imaging telescope remain perfectly parallel throughout an imaging session. This results in tighter stars and removes a frustrating variable from your guiding workflow.

    The trade-off for this rigidity is a lack of independent aiming for the guide scope. You will rely on the wide field of view of your 50mm guide scope and modern guiding software like PHD2 to automatically locate a suitable guide star within the frame.

    Choosing Your Guiding Philosophy: Non-Adjustable vs. Adjustable Rings

    The choice between this handle and one with adjustable rings comes down to your priorities. An adjustable system offers the flexibility to manually point your guide scope toward a brighter guide star, which can be useful in star-poor regions of the sky. This non-adjustable version prioritizes mechanical simplicity and absolute rigidity. With no screws to work loose or shift, it provides a solid, set-and-forget mounting solution that virtually eliminates guiding errors caused by hardware flex.

  • What is the benefit of the William Optics 120mm handle bar having non-adjustable 50mm rings?

    The primary benefit is rigidity. By removing adjustment screws, William Optics eliminates a potential source of differential flexure. This ensures your guide scope and imaging scope remain perfectly aligned, leading to better guiding accuracy and sharper stars.

    What can I mount on the Mini-Vixen saddle of this WO handle?

    The Mini-Vixen saddle is compatible with any accessory that uses a standard Vixen (V-style) dovetail bar. This includes most finderscopes, guide scopes (like the William Optics UniGuide series), and other small astronomical accessories.

    Is the 120mm length of this handle suitable for a portable setup with a William Optics RedCat or ZenithStar telescope?

    Yes, its compact 120mm length is an excellent match for smaller William Optics refractors like the RedCat, ZenithStar, and Gran Turismo series. It provides essential handle and guiding functionality without adding unnecessary weight or bulk to a portable imaging rig.

    How do I center a guide star using the WO 120mm handle if the 50mm rings don't have adjustment screws?

    You rely on the wide field of view of your guide scope and your guiding software. A typical 50mm guide scope provides a large enough patch of sky that software like PHD2 Guiding can almost always find a suitable guide star automatically without any need for manual aiming.

    Will this handle bar fit non-William Optics telescopes?

    It may, but compatibility depends on the mounting hole spacing on the top of your telescope's tube rings. This handle is designed specifically for the hole patterns found on William Optics telescopes, so you should measure your scope's ring spacing before purchasing.

    Is the Mini-Vixen saddle on the WO 120mm handle compatible with standard Losmandy-style dovetail plates?

    No. The saddle is designed for the narrower Vixen-style (V-style) dovetail profile. It is not wide enough to accept a larger Losmandy-style (D-style) plate.

  • Length 120 mm
    Width 44 mm
    Top Saddle Dovetail Type Mini-Vixen (V-Style)
    Guide Ring Inner Diameter 50 mm
    Guide Ring Adjustment None (Fixed)
    • 120mm Saddle Handle Bar with 50mm Guiding Rings

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  • William Optics 2-Year Warranty