The Shibuya Ultima RC IV represents the next generation of one of the world’s most trusted recurve target sights, engineered for elite-level precision, repeatability, and competition performance.
Product Description
The Ultima RC IV continues Shibuya’s legacy of precision recurve sights, building on more than 20 years of proven success. This latest model introduces even finer micro-adjustments, enhanced mechanical stability, and improved serviceability.
At its core is an ultra-fine 0.04 mm per click adjustment, allowing exceptionally precise elevation and windage tuning. The ZPE zero-backlash system ensures backlash-free, repeatable adjustments with no play.
A redesigned quick-release sight pin stopper enables fast, tool-free pin positioning, making setup changes efficient and intuitive. Combined with premium materials and Shibuya’s renowned build quality, the RC IV is clearly aimed at high-level competitive recurve archers.
Key Features
• Ultra-fine micro-adjustment (0.04 mm per click)
• ZPE zero-backlash system for consistent repeatability
• Quick-release sight pin stopper for tool-free setup
• High mechanical stability and precision
• Designed for elite competition use
Specifications
Materials
• Elevation unit: 6000-series aluminum
• Windage unit: 6000-series aluminum
• Extension: Carbon fiber
• Weight: 215 g
Aperture Distance (APD)
• Adjustable range: 90–255 mm
Elevation
• Adjustment system: Screw drive with no-lock quick adjust
• Length: 132 mm
• Adjustable range: 107 mm
• Adjustment increments:
• 1/32″ per revolution (≈ 0.8 mm)
• 1/640″ per click (≈ 0.04 mm)
Windage
• Adjustable range: 5.4 mm
• Adjustment increments:
• 1/32″ per revolution (≈ 0.8 mm)
• 1/640″ per click (≈ 0.04 mm)
Extension Bar
• Length: 233 mm
• Adjustable range: 165 mm
• Increment steps: ½″ (12.7 mm)
• Tilt adjustment: adjustable
Compatibility
• Accepts 8-32 threaded sight pins
• Orientation: RH / LH
Included Accessories
• Soft sight case
• No.10-24 mounting screws
• Hex wrenches (1.5 / 2.5 / 3 mm)
• Blank sight tape
For more information, please visit the manufacturer website for this product .
For this item, the stock level is directly linked to the systems of our main suppliers and is automatically updated daily. We place orders with our distributors regularly, at least once a week. You can see the current delivery time labels directly in the product selection and in the overview in your shopping cart.
The item is in sufficient quantity in the supplier's warehouse and is usually shipped quickly.
only a few items are still available from the supplier and, as other retailers also have access to this stock, the product may be out of stock at short notice. If you are interested, we recommend placing your order as soon as possible.
The item is currently out of stock at the supplier and cannot be reordered at this time. It is often difficult to estimate a specific delivery date, but you are welcome to inquire with us individually (via the contact form or WhatsApp Business).
Items marked as such will only be ordered for you from the manufacturer or supplier after you have placed your order. This results in a longer delivery time, which you are welcome to inquire about in advance (via the contact form or WhatsApp Business). As these items are procured specifically for you, the right of withdrawal is usually restricted.
- Manufacturer Info Shibuya
- Contact information in accordance with Art. 19 EU GPSR
- Post Address:
- Shibuya Archery
- 3-7-4 Ikejiri
- 154-0001 Tokyo
- Japan
- Electronical Address:
- Website: http://www.shibuya-archery.com/
- Person responsible in accordance with Art. 19 EU GPSR
- Post Address:
- S.S.A. Sporting Goods NV
- John Cordierlaan 15
- 8400 Oostende
- Belgien
- Electronical Address:
- Website: https://www.ssa-archery.com/en-us/contact-us

