The STIHL 23RS-74E CHAINSAW CHAIN is a professional, low-vibration, full-chisel chainsaw chain, also known as Rapid Super (RS), designed for fast, aggressive cutting on demanding saws (over 2.5kW), featuring a .325″ pitch, .050″ gauge (or 1.3mm), and 74 drive links, with Oilomatic slots for lubrication and pre-stretching for durability and reduced wear. It’s built for clean, smooth cuts, especially in hard or frozen wood, though its aggressive design requires precise sharpening. Key Features & Specs: Type: STIHL Rapid Super (RS)Cutter Type: Full-Chisel (aggressive, razor-edged)Vibration: Reduced by 70% due to cutter/tie strap designPitch: .325″ (distance between drive links)Gauge: .050″ (thickness of drive link)Drive Links: 74Lubrication: Oilomatic slots deliver oil to rivets.Performance: Extremely fast, excellent for hard/frozen wood.Compatibility: Fits professional saws like STIHL 026, MS 260, MS 261, MS 270, MS 271, MS 290, MS 291, etc., often requiring an 18″ bar. Understanding the Code (23RS-74E): 23: Indicates the .325″ pitch and .050″ gauge.RS (Rapid Super): Denotes the full-chisel, fast-cutting, low-vibration design.74: The number of drive links.