SKU: RR04

RR04 – 40mm to 35mm Ring Reductions

Compatibility: SBT01, SBT01/20, SBTFX01, SBTFX01/20
Reduction: 40mm to 35mm
Material: Steel

$90.00

Available on backorder

Product Data

Description

RR04 – 40mm to 35mm Ring Reductions

Contessa Alessandro & C. s.n.c. engineers the RR04 reductions for tactical QR-FX mounts. Made from hardened steel, these reductions shrink 40mm rings to fit 35mm scopes, ensuring a secure hold. Compatible with SBT01, SBT01/20, SBTFX01, and SBTFX01/20, they’re ideal for hunters and shooters needing precise scope fitment. Contessa’s Italian craftsmanship delivers lasting reliability.

Why Buy

  1. Hardened steel: Durable and secure.
  2. Perfect fit: Adapts 40mm to 35mm scopes.
  3. Compatible mounts: SBT01, SBTFX01 series.
  4. Precision-engineered: No wobble.
  5. Contessa quality: Italian excellence.

Contessa v Others

Generic reductions slip; Contessa’s steel design locks in tight for tactical mounts.

Tech Specs

SKU RR04
Type Ring Diameter Reductions
Compatibility SBT01, SBT01/20, SBTFX01, SBTFX01/20
Material Hardened Steel

Additional information

Compatibility For

N/A

Height (BH)

n/a

Material (Body)

7075-T6 Aluminum

Material (Contact Points)

Hardened Steel

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Related Products

Type: Replacement Screws
Screw Size: 6/48 UNS, 8/4 UN, 6/48 UNS (Long), 3.5 MA, 3.50 MA (Long)
Material: Steel
Compatibility: Picatinny Rails
Code Ref:  SP08/A, SP08/B, SP08/C, SP08/D, SP08/E

 

Type: Sets of 2 Ring Retaining
Size: 4mm Allen
Material:
Steel
Compatibility: Contessa Spare Screws for Simple Black Rings, Set of 2
Code Ref: SP07

Ring Diameter: 30mm, 34mm, 36mm, 40mm, 1”
Ring Heights: 2.5mm – 13mm
Mount Type: Picatinny
Body Material: 7075-T6 Aluminum
Connection Material: Hardened Steel
Quick Detach: No
SKU: SP01, SP02, SP03, SP04, SP05, SP06, SP10, SP11, SP12, SP13, SP14, SP15, SP16, SP17

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A detailed answer to provide information about your business, build trust with potential customers, or help the visitor with a problem they may be encountering

A detailed answer to provide information about your business, build trust with potential customers, or help the visitor with a problem they may be encountering

A detailed answer to provide information about your business, build trust with potential customers, or help the visitor with a problem they may be encountering

A detailed answer to provide information about your business, build trust with potential customers, or help the visitor with a problem they may be encountering

Customer Reviews

“Contessa is one of best in the industry for fit, finish, and overall quality”
Optics Trade (YouTube)
“I believe Contessa is absolutly changing the game on quality and quick detach. Seriously, the most accurate and highest quality quick detach you can have on your gun.”
Rack Talk Chronicles
“You want dead set accuracy? Buy fully machined and harden steel rings and rail combo from Contessa. I trust my life to them in combat. ”
US Defense Contractor
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