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Product Information
Mares Fin Blade Razor Apnea is an individual replacement blade for the Mares Razor Apnea fin, made of pre-impregnated fiberglass layers, in Soft and Medium.
Who it is for
This blade is for divers who already use the Mares Razor Apnea fin and need a replacement or different strength.
Key details
- Blade is made of pre-impregnated fiberglass layers.
- Available in two strength options: Soft and Medium (M).
- Product code 420912, with MPN 420912MED for the Medium version.
- Optional accessories, sold separately: Razor Foot Pocket (420904) and Razor Attachment Kit (420905).
Compatibility and sizing
Choose the Blade Type that matches your preferred flex: Soft (SKU 420912SFT, barcode 792460345097) or Medium (SKU 420912MED, barcode 792460345080). Optional accessories: Razor Foot Pocket (420904) and Razor Attachment Kit (420905), sold separately.
DiveCatalog.com is an authorized Mares dealer and a dive shop in Irvine, California, serving divers since 2003. Call 888-701-4017 or chat with us if you have questions about blade strength, fit, or compatibility with your current Razor fin setup.
- Individual replacement blade for the Mares Razor Apnea fin.
- Two strength options available: Soft and Medium (M), to match diver preference.
- Fiberglass construction using pre-impregnated fiberglass layers.
- Product code 420912 identifies this replacement blade.
- Optional Razor Foot Pocket (code 420904), sold separately.
- Pairs with Razor Attachment Kit (code 420905), sold separately.
| Brand | Mares |
| Product Type | Dive Fins - Accessories |
| Code | 420912 |
| Blade Type Options | Soft, M (Medium) |
| Material | Pre-impregnated fiberglass layers |
| MPN | 420912MED |
| SKU (Soft) | 420912SFT |
| Barcode (Soft) | 792460345097 |
| SKU (Medium) | 420912MED |
| Barcode (Medium) | 792460345080 |
| Compatible Accessory | Razor Foot Pocket (420904), sold separately |
| Compatible Accessory | Razor Attachment Kit (420905), sold separately |
⚠️ WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Frequently Asked Questions
What is the difference between the Soft and Medium Razor Apnea blade?
Mares makes the Razor Apnea replacement blade in two strength options, Soft and Medium (M), identified by SKU 420912SFT and 420912MED. This lets a diver choose the blade strength that best fits their kicking style and preference without having to buy a whole new fin.
Do I need anything else to use this blade?
This listing is for the blade only. The optional Razor Foot Pocket (420904) and Razor Attachment Kit (420905) are sold separately.
What is the Mares Fin Blade Razor Apnea made of?
The blade is made of pre-impregnated fiberglass layers and is offered in Soft and Medium strength versions.












