Porter Machine Works - Ring Set 30-33mm - RRP $280

SKU:
PMW-30-33mm
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SKU:PMW-30-33mm

Info

SKU:
PMW-30-33mm

Description

Porter Machine Works – Ring Set 30–33mm Height for Secure, Repeatable Zero

Available exclusively through authorised Australian stockists.
Find your nearest dealer here: View Stockist

Key Features

  • Precision-machined construction with tight tolerances for consistent alignment
  • Secure cross-bolt clamp and robust hardware for repeatable torque settings
  • 30mm tube compatibility across popular hunting and precision optics
  • Chamfered, low-snag edges and smooth interior to protect optic finish
  • Rail-mount interface designed for stable, stress-free installation
  • 33mm height profile to aid bell/receiver clearance and natural head position

Porter Machine Works 30mm scope rings deliver a precise, reliable mounting solution for modern rifles. These 33mm-high rings are engineered for consistent alignment and clearance, supporting a natural cheek weld and clean sight picture with a wide range of 30mm optics. The precision-machined build, secure clamping hardware and controlled fastener interface are designed to keep your zero steady through transport, recoil and weather. If you’re setting up a new hunting rifle or refining a range build, this ring set provides a stable foundation that lets your optic do its best work.

Engineered for Performance in the Field

Built with close-tolerance machining, the rings seat squarely on the rail and maintain concentricity around the optic tube, helping prevent stress points that can distort lenses or shift zero. Hardware selection and thread engagement support firm, predictable torque without galling, while the cross-bolt clamp resists recoil impulse to keep the optic planted. The 33mm height assists with objective bell and barrel/receiver clearance, especially on rifles with heavier contours or taller bases, and supports comfortable head position behind the glass during extended sessions.

Precision-Driven User Experience

Attention to handling details makes setup straightforward and repeatable. Chamfered outer edges minimise snagging on clothing and packs, while a smooth, uniform bore helps protect the optic’s finish during installation and adjustments. The ring geometry promotes even cap pressure across the tube, aiding consistent point-of-impact retention when you dial or change environmental conditions. With a rail interface designed for solid engagement and straightforward alignment, you can mount, level and torque with confidence, then focus on tracking, wind calls and trigger control.

Durable, consistent and easy to set up, the Porter Machine Works Ring Set (30mm, 33mm height) is a practical choice for hunting rifles, field carbines and precision range builds alike. By combining tight machining with dependable hardware and a clearance-friendly height, it helps maintain a steady zero and a comfortable shooting position across changing conditions and applications.

Available exclusively through authorised Australian stockists.
Find your nearest dealer here: View Stockist

Specifications:

  • Tube Diameter Options: 30mm, 34mm, 35mm, 36mm
  • Height Options: 23mm, 28mm, 33mm, 38mm
  • Material: 7075-T651 aluminum
  • Finish: Anodized
  • Mount Compatibility: MIL-STD 1913 Picatinny rail
  • Torque for Side Clamp: 40 in-lb (4.5 Nm)
  • Torque for Top Caps: 17-25 in-lb (1.9 - 2.8 Nm)