Porter Machine Works Rings – 4 bolt – 28mm to 38mm high


$280.00 GST

Engineered and made in Australia by Porter Machine Works. CNC machined from 7075-T651 Aluminium plate and anodised in Sydney.
Our rings are designed to mount to MIL STD 1913 picatinny rail.

Side clamp uses a T20 Torx driver at 40 in-lb (4.5Nm)
Top caps use a T20 Torx driver between 17-25 in-lb (1.9 – 2.8Nm)

Weights:

⌀30mm-23 ~ 128 grams

⌀30mm-28 ~ 151 grams

⌀30mm-33 ~ 172 grams

⌀30mm-38 ~ 193 grams

Choose Height

PMW 30mm Tube 28mm high, PMW 30mm Tube 33mm high, PMW 30mm Tube 38mm high
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