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Spyderco® Mantra™ 4 Fourth-Generation Slimline Front-Flipper Folder – 3.34" Leaf-Shaped Blade – 8Cr13MoV Stainless Steel – Full-Flat Grind with Black Oxide Coating – Smooth Black G-10 Handles – C274GBBKP
Product Description
The Spyderco® Mantra™ 4 Fourth-Generation Slimline Front-Flipper Folder (C274GBBKP) represents a highly sophisticated, tactical milestone in contemporary everyday carry (EDC) cutting ergonomics and minimalist deployment logistics, masterfully engineered by Eric Glesser to provide lightning-fast, ambidextrous edge geometry without pocket real estate bloat. Marking a dramatic, high-efficiency design evolution within the cult-favorite Mantra series, this fourth-generation flagship trades expensive, bulky frameworks for an incredibly streamlined, low-visibility profile. While standard over-built utility folders introduce massive mechanical footprints and aggressive, pocket-shredding textures that destroy clothing lines, the Mantra 4 implements a smooth, body-contoured layout. This stealthy tactical asset (716104019762) pairs an unyielding tactical aesthetic with an all-black structural coating matrix, serving as an absolute primary asset for discrete personal defense arrays, daily utility loops, and lightweight field deployment setups.
The core engineering victory of this fourth-generation cutting tool relies on its incredibly smooth, hyper-responsive **dual-deployment mechanics**. In the closed position, a specialized, low-profile sliver of the blade's tang stands subtly proud above the handle spine line. A intuitive sweep of the index finger against this deeply textured front-flipper surface propels the blade open with friction-free velocity, riding upon an internal network of **low-friction ball-bearing pivot washers**. For operators who favor traditional indexing methods or require deployment under adverse conditions while wearing heavy gloves, the blade also incorporates Spyderco's iconic, fully functional **Trademark Round Hole™**. This secondary manual tracking channel completely removes physical deployment blind spots, granting operators immediate multi-directional mechanical command over the edge matrix.
The structural layout of this 1.90-ounce engineering masterpiece features a 3.34-inch leaf-shaped blade precision-milled from 8Cr13MoV stainless steel. Ground with a clean, high-performance **Full-Flat Grind (FFG)** to ensure zero-drag slicing strings and uniform structural geometry across thousands of utility cycles, the blade is entirely cloaked in a non-reflective, chemical-resistant **black oxide armor skin**. The open-backed handle is meticulously built with dual contoured, smooth black G-10 handle scales. To keep the frame profile unbelievably thin and pocket-friendly, a single **stainless steel liner lock is deeply nested** inside the reverse-side scale, establishing a rock-solid, zero-play mechanical lockup without introducing dual-liner weight penalties. Outfitted with a signature reversible, deep-pocket wire clip configured for left or right-side tip-up staging, this featherweight platform delivers total control and organizational uniformity downrange.
Includes: (1) Authentic Spyderco Mantra 4 Front-Flipper Folding Knife (C274GBBKP Black Oxide Blade, Smooth Black G-10 Scales, Pre-Installed Reversible Wire Deep-Carry Clip), Factory Product Documentation Insert, and Original Branded Box Packaging.
*Administrative Operational & Maintenance Guidance: The Spyderco Mantra 4 features precision ball-bearing pivot washers designed to deliver quick front-flipper action. To preserve this fluid deployment loop over extended field cycles, periodically clear the open-backed pivot node of pocket lint using compressed air and apply a single micro-drop of high-performance synthetic knife lubricant. The internal nested liner lock relies on mechanical spring tension; always verify that the lock face fully engages the blade tang before applying heavy downward pressure during hard cutting strings. Prior to working with the edge or conducting pivot tuning on your bench, always ensure your workspace is entirely clear of distractions.
Key Features
- Refined Front-Flipper Deployment: Minimalist textured blade tang protrusion permits rapid, single-handed index finger flipping cycles with zero kinetic drag.
- Iconic Trademark Round Hole™: Ambidextrous, built-in thumb aperture provides a second, duty-vetted manual deployment option that functions flawlessly even while wearing gloves.
- Full-Flat-Ground 8Cr13MoV Blade: Leaf-shaped precision steel geometry delivers exceptional slicing efficiency, easy field edge restoration, and excellent structural balance.
- Stealth Black Oxide Finish: Non-reflective black oxide coating cloaks the entire blade and handle hardware to eliminate visual glare and fight off surface corrosion.
- Nested Stainless Steel LinerLock: Highly rigid locking mechanism is nested inside a single G-10 scale to ensure a rock-solid lockup while keeping the handle profile remarkably slim.
- Reversible Deep-Pocket Wire Clip: Low-profile, tension-tuned wire clip supports completely discrete, ambidextrous tip-up carry within the pocket workspace.
Product Specifications
- Brand: Spyderco® Knives (Designed by Eric Glesser)
- Product Line: Mantra™ Series High-Performance Precision EDC Performance Folders
- Model Series Designation: Mantra 4 – Black G-10 / Black Blade Edition
- SKU / MPN: C274GBBKP (Alternative Industry Identifiers: SP-C274GBBKP / SP274GBBKP)
- Blade Length Dimension: 3.34 Inches (85 mm) Balanced Performance Cutting Deck
- Effective Cutting Edge Length: 3.15 Inches (80 mm) Slicing Track
- Closed Length Profile: 4.27 Inches (108 mm) Minimalist Footprint
- Overall Open Length: 7.50 Inches (191 mm) Complete Structural Reach
- Blade Core Thickness: 0.089 Inches (2.2 mm) Low-Drag Profile
- Blade Steel Composition: 8Cr13MoV Precision Stainless Steel
- Blade Style Geometry: Ergonomic Leaf-Shaped Drop Point
- Blade Surface Treatment: Anti-Reflective Low-Glare Black Oxide Coating
- Blade Grind Architecture: Full-Flat Grind (FFG) Plain Edge Matrix
- Pivot Drive Infrastructure: Low-Friction Stainless Steel Ball-Bearing Washers
- Handle Material Shell: Smooth, Contoured High-Density Black G-10 Technical Synthetic
- Locking Mechanism Class: Internal Nested Mechanical Liner Lock (Single-Sided Architecture)
- Pocket Clip Configuration: Ambidextrous Deep-Pocket Wire Clip (Tip-Up Left/Right Carry)
- Product Net Component Weight: ~1.90 oz (~0.12 lbs) Ultra-Lightweight Tactical Profile
- Total Packaging Shipping Mass: ~0.35 lbs (Enclosed Inside Protective Retail Staging Box)
- Country of Mechanical Origin: China (Manufactured under strict Spyderco QA oversight)
- UPC Barcode Number: 716104019762
