Prometheus Lights Lambda Solid Brass Top - Ruby Stainless a Raffir SFX Blue backspacer

a Raffir SFX Blue backspacer with embedded brass mesh

Positron's keylock nose eases clipping and cleaning

The Triad offers retractable top and bottom legs

The Benchmade Arcane 490 is designed and built in the USA at Benchmade's factory in Oregon City

Light Intensity (candela) 47500

Prometheus Lights Lambda Solid Brass Top - Ruby Stainless a Raffir SFX Blue backspacerFrom Prometheus: Lambda Simplified? : This variant of the Lambda top is machined from a single piece of solid brass bar stock. This consumes 4x the amount of brass compared to the two piece tops, but it also delivers a more perfect spin. Any machinist will tell you that the most accurate part is the one machined to completion without removing it from the machine. This also means I went from 2 manual machining operations on the two piece top, to 5