WULF by Sportsmatch TO50C 1 inch Medium 2 Piece Double Screw 17mm CZ550/BSA FULLBORE/PARKER HALE Scope Rings
Unlock dependable precision and rugged performance with the WULF by Sportsmatch TO50C 1 inch Medium 2‑Piece Double Screw 17 mm CZ550 / BSA Fullbore / Parker Hale Scope Rings. Designed for shooters running classic fullbore rifles such as the CZ 550, compatible BSA Fullbore models and Parker Hale platforms, these medium‑height rings are precision‑engineered to offer the perfect balance of clearance and comfortable cheek weld. The 17 mm spacing and double screw clamping ensure a rock‑solid grip on your 1 inch scope tube, helping retain zero and maintain alignment even under recoil. Manufactured by the trusted UK optics mount specialist Sportsmatch, the TO50C delivers quality, strength and consistency for every shot.
-Nathan (Technical Advisor)
- Two piece double screw scope mounts.
- Suits CZ / BRNO 17mm (long action) Dovetails including the CZ550 and ZKK600 / 601/ 602
- Includes removable steel arrestor pin.
- Fits Parker Hale Scope Bases
- BSA Majestic/Monarch
- 1 inch medium scope ring
- Fits lens diameters up to 50mm
- Weight 102g
Please Note- these Sportsmatch mounts are produced in Collaboration with WULF Optics and come in WULF Grey packaging.
Height = 29.7mm
- A: 17mm
- B: 21mm
- Weight: 102g

Please Note- For measurement purposes only. The mount in the diagram is not the mount you are purchasing. Please see the top of the listing for images.
- Sportsmatch TO50C 1 inch Medium 2 Piece Double Screw 17mm CZ550/BSA FULLBORE/PARKER HALE Scope Rings
1. What scope tube size do these rings fit?
They are designed for 1 inch (25.4 mm) scope maintubes.
2. What rifle bases are these compatible with?
They fit bases for rifles such as the CZ 550, BSA Fullbore models and Parker Hale platforms.
3. What does “Medium” height mean?
Medium height provides balanced clearance for standard objective lenses while keeping the scope at a natural shooting height.
4. What does “Double Screw” mean?
Double screw refers to two clamping screws per ring, providing stronger and more secure grip on the scope tube compared with single‑screw designs.
5. What is the significance of “17 mm”?
The 17 mm refers to the top‑rail spacing or ring profile specification for compatibility with the intended bases.
6. Will these maintain zero under recoil?
Yes, when correctly installed and torqued, the double‑screw design provides enhanced clamping strength and helps maintain zero.
7. Are these compatible with Picatinny or Weaver rails?
No, they are designed to fit specific bases for CZ550, BSA Fullbore and Parker Hale rifles.
8. Are they sold as a pair?
Yes, they come as a matched two‑piece set.
9. What material are they made from?
They are constructed from high‑grade metal for durability and long‑term performance.
10. Who manufactures these scope rings?
They are produced by Sportsmatch, known for precision‑engineered optics mounting systems.
Our aim is to ensure that your order arrives with you as soon as possible and in the safest, most cost-effective means.
Please Note: Shipping charges may be subject to additional surcharges if out of area or over weight restrictions.
Please Note: DPD SHIPMENTS REQUIRE THE CUSTOMER TO SHOW A PIN CODE ON DELIVERY - READ MORE: HERE
COURIERS
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We use DPD , RoyalMail, TNT and UPS courier services for all our orders whether dispatching to the UK or International. As soon as your order has been dispatched you will receive an email with your unique tracking number. We are unable to add delivery notes to your order regarding safe spaces or neighbour deliveries. If you require this service it can be arranged directly with the courier once the parcel is in their network.
IN-STORE ITEMS
These are items that we have in-stock and will be sent out for delivery as soon as possible. We aim to dispatch all orders within 1-2 working days, but during busy periods dispatch may be delayed by a day or so. If you would like to purchase the item in person then please call ahead to arrange an appointment: 01803 611 895.
PRE-ORDER ITEMS
These are usually items that are going to be out-of-stock for a number of weeks or are in short supply. By purchasing a Pre-Order Item you are in effect paying a deposit for your goods. As soon as the item is back in stock yours will be dispatched within 24 hours where possible. Please see individual product pages for current back-in-stock dates. In rare occasions, these dates can be changed by the manufacturers so we recommend staying in contact with Optics Warehouse depending on the product lead time.
INTERNATIONAL DELIVERY & TAXES
In addition to the above information If your delivery address is outside of the UK you may be subject to import duties and taxes, which are levied once a shipment reaches your country. Any such additional charges for customs clearance must be borne by you. You should note that customs policies vary widely from country to country. Optics Warehouse advises each customer to contact their local customs office for further information if they are in any way unsure of local duties or liabilities. Cross border shipments are subject to opening and inspection by customs authorities which means some packages may be opened and re-sealed.
NEED HELP?
If you require any further assistance, please call us on 01803 611 895 or email sales@opticswarehouse.co.uk
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A NOTE ABOUT DPD SHIPMENTS:
- Please be advised that we have now introduced DPD Pins to all DPD orders from Optics Warehouse.
- If your shipment is being sent from Optics Warehouse via DPD you will be sent a Pin Code that must be shown to the courier upon delivery.
- The pincode is sent VIA email & TEXT message. A valid email address and mobile number must be provided at checkout. Emails will be sent from "Riviera House 3PL" - if you do not receive this email please check your junk or spam folders.
- Please note that if you do not display your pin code to the courier driver upon delivery, you will not be able to have your item and you may need to schedule another delivery date to show a valid pin.
- Please view the attached slides HERE for further information!
Please note: All clearance calculations are based on mounts with 0 MOA. While MOA can be factored in, actual clearance may vary due to variables that can't always be accurately calculated. If you're considering an MOA mount and are unsure about the required height, we recommend contacting our sales team directly.
Measure the outermost diameter of your scope’s objective bell (including any flare).
Measure the thickness of any scope cover if used. If none, leave as 0.
Measure from the top of the rail to the highest point of the barrel.
We add a little extra clearance to account for real-world variation. Default is +1 mm.
Enter your measurements above to calculate the lowest ring height (base-to-centre) you can realistically use.
(A + 2×B) / 2 − C + TWhere A = objective outer diameter, B = cover thickness, C = rail-to-barrel clearance, T = tolerance.




















