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Porter Machine Works

Rings - 4 Bolt

Rings - 4 Bolt

Regular price $280.00 AUD
Regular price Sale price $280.00 AUD
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⌀ Tube Size Diameter
Height

5 in stock

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

34mm-26 ~ 140 grams

34mm-28 ~ 149 grams

34mm-33 ~ 169 grams

34mm-38 ~ 191 grams

35mm-28 ~ 147 grams

35mm-33 ~ 169 grams

35mm-38 ~ 190 grams

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