Field Optics Research 17"x32mm Riser and Center Tube
Increase flexibility and positioning control in your tripod setup with the Field Optics Research 17"x32mm Riser and Center Tube. Designed to extend height and improve ergonomics, this durable component allows for more comfortable viewing angles and better clearance over obstacles in the field. Built for rugged outdoor use, it delivers reliable performance for hunters, birdwatchers, and outdoor photographers who demand adaptable support systems.
-Nathan (Technical Advisor)
Field Optics Research 17"x32mm Riser and Center Tube
This FRA-17X32C Riser Assembly is a centre column extension for Field Optics Research tripods. It's made of carbon fibre to maximize durability and it remains lightweight.
It features a 17" height, a reversible 3/8"-16 and 1/4"-20 mount along its top. A bottom 3/8"-16 accessory thread allows it to attach to the tripods or other support systems that feature a 3/8"-16 mount.
Field Optics Research 17"x32mm Riser and Center Tube
Material: Carbon Fiber
Adjustable Height: 17" (43.2cm)
Base Mount Thread Size: 3/8"-16
Mounting Screw: 3/8"-16 / 1/4"-20
Reversible Center Column Sections: 1
Field Optics Research 17"x32mm Riser and Center Tube
Field Optics Research 17"x32mm Riser and Center Tube
1. What is the Field Optics Research 17"x32mm Riser and Center Tube?
It is a tripod accessory designed to extend the height and adjust the center column position of compatible tripod systems.
2. What is the main purpose of a riser and center tube?
It helps elevate mounted optics or equipment for improved viewing angles and better field positioning.
3. Which tripods is it compatible with?
It is designed for Field Optics Research systems that support a 32mm tube configuration.
4. Does it improve comfort during use?
Yes, raising the height can reduce strain and improve ergonomics during long observation sessions.
5. Is it suitable for uneven terrain?
Yes, the added height can help you see over brush, rocks, or other field obstructions.
6. Is the riser durable enough for outdoor conditions?
Yes, it is built for rugged field use in hunting, wildlife observation, and outdoor photography environments.
7. Does it affect tripod stability?
It may slightly change the center of gravity, but it is designed to maintain stability when used correctly with a compatible tripod.
8. Is installation difficult?
No, it is designed for straightforward integration into compatible tripod systems.
9. Does it add significant weight?
It adds minimal weight while providing valuable height and positioning benefits.
10. Who is this riser and center tube best suited for?
It is ideal for hunters, birdwatchers, photographers, and outdoor users who need additional height and flexibility from their tripod setup.
Tactical Scope Shipping Policy
Our aim is to ensure that your order arrives with you as soon as possible and in the safest, most cost-effective means.
Shipping charges may be subject to additional surcharges if out of area or over weight restrictions.
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We use DPD, Royal Mail, TNT, and UPS courier services for all our UK and international orders. Once your order is dispatched, you will receive an email with your unique tracking number.
In-Store Items
These are items we have in stock and aim to dispatch within 1–2 working days. During busy periods, this may be delayed slightly. If you'd prefer to collect your item in person, please contact us in advance to arrange. Collection orders must be paid for beforehand.
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Pre-order items are typically out-of-stock or in limited supply. Purchasing a pre-order secures your item, and it will be dispatched within 24 hours of restock where possible. Check the product page for estimated restock dates. These dates may change, so staying in touch is advised.
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If your shipping address is outside the UK, you may incur import duties or taxes upon arrival in your country. These charges are your responsibility. Customs regulations vary, so please check with your local customs office. Some packages may be opened for inspection.
Need Help?
If you need assistance, call us at +44 (0)1803 611895 (Optics Warehouse) or email [email protected].
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We have now introduced DPD Pin Code verification for all orders shipped via DPD. You will receive a PIN via email and text.
A valid email and mobile number must be provided at checkout. Emails will come from Riviera House 3PL. Please check spam/junk folders if not received.
Failure to present your PIN to the delivery driver will result in a failed delivery and rescheduling may be required.

