Description

PH63 – Contessa Picatinny Rail for CZ 527 (16mm Dovetail)

The Contessa PH63 Picatinny Rail for CZ 527 is a precision-machined steel optic base engineered specifically for the CZ 527 platform with 16 mm dovetail.

Designed to clamp directly onto the factory dovetail receiver, this rail integrates with the CZ 527’s rear recoil lug recess to ensure secure engagement under recoil. Machined from solid hardened steel rather than cast, the PH63 provides structural rigidity and long-term durability in demanding hunting and range conditions.

Available in 0 MOA (flat) or 20 MOA configurations, this rail allows shooters to match their optic setup to intended shooting distances. The 20 MOA option provides additional elevation travel for extended-range applications.

This is not a universal adapter. It is purpose-built for the CZ 527’s 16 mm dovetail system.

Key Features

• Dedicated Picatinny rail for CZ 527

• Clamps to factory 16 mm dovetail

• Engages rear recoil lug recess

• Hardened steel construction

• Machined from solid material

• 0 or 20 MOA options available

• Fixed mounting system

Technical Specifications

SKU: PH63-RAILS
Mount Type: Fixed
Rail Compatibility: Picatinny
Receiver Interface: 16 mm Dovetail Clamp
Body Material: Hardened Steel
Contact Points Material: Hardened Steel
Quick Detach Mechanism: No
MOA Options: 0 MOA or 20 MOA
Rail Length: 129 mm
Distance Between Bases: 55 mm
Height (BH): 12.5 mm
Weight: 142 g
Rifle Compatibility: CZ 527

Installation Interface

The CZ 527 features a 16 mm dovetail receiver with a rear recess for a recoil lug. The PH63 is engineered to match this geometry precisely, ensuring proper clamping alignment and recoil resistance.

Supplied with:

• 1 × Steel Rail

• 1 × Installation Wrench

Performance Advantage

Generic rails can introduce alignment inconsistencies or rely on softer materials that allow micro-movement under recoil. The PH63 is machined from hardened steel to minimize flex and preserve optic alignment.

For shooters using common CZ 527 chamberings such as .223 Rem or 7.62×39, structural rigidity at the mounting surface supports consistent zero retention and predictable performance.