Civivi Synergy4 Black G10 (3.94" Black Nitro-V) Folding Knife [ C21018B-1]
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The Civivi Synergy4 [ C21018B-1] pairs a G10 handle in black with a Nitro-V blade. The blade measures 3.94" / 100mm and has a black finish. Designed by Jim O’Young, this folding knife is built around the blade, handle and locking mechanism detailed below.
Blade and Cutting Profile
This version uses Nitro-V for the blade, with a tanto profile. The flat grind defines the blade’s cutting geometry. Its black finish is part of this particular configuration. The blade length, thickness and overall dimensions in the specifications help you judge its working size and choose the version that suits your cutting tasks.
Handle and Construction
The G10 handle has a black appearance. A nested liner lock secures the blade in its open position. The pivot uses caged ceramic ball bearing. The knife uses manual flipper. The pocket clip configuration is Tip-Up, Right Carry. The closed length and knife weight listed below help you compare pocket size and carrying weight with other versions of the model.
Specifications
| Model | Synergy4 |
|---|---|
| Manufacturer Code | C21018B-1 |
| SKU | CIVC21018B1 |
| UPC | 689826328538 |
| Overall Length | 9.31" / 236.5mm |
| Blade Length | 3.94" / 100mm |
| Closed Length | 5.37" / 136.5mm |
| Blade Thickness | 0.12" / 3mm |
| Handle Thickness | 0.57" / 14.4mm |
| Knife Weight | 5.15oz / 145.9g |
| Blade Material | Nitro-V |
| Blade Hardness | 59-61HRC |
| Blade Grind | Flat |
| Blade Finish | Black |
| Blade Type | Tanto |
| Handle Material | G10 |
| Liner Material | Stainless Steel |
| Pocket Clip | Tip-Up, Right Carry |
| Pivot Assembly | Caged Ceramic Ball Bearing |
| Locking Mechanism | Nested Liner Lock |
| Lock Type | Linerlock |
| Designer | Jim O’Young |
| Made In | China |
| Packaging | Boxed. |