---
product_id: 391173411
title: "Apeks RK3 Military Rubber Fin with Adjustable Stainless Steel Spring Straps"
brand: "apeks"
price: "R3187"
currency: ZAR
in_stock: false
reviews_count: 5
category: "Apeks"
url: https://www.desertcart.co.za/products/391173411-apeks-rk3-military-rubber-fin-with-adjustable-stainless-steel-spring
store_origin: ZA
region: South Africa
---

# Short wide blade for max forward thrust Stainless steel spring straps for durability Custom buckle with nut & bolt for secure fit Apeks RK3 Military Rubber Fin with Adjustable Stainless Steel Spring Straps

**Brand:** apeks
**Price:** R3187
**Availability:** ❌ Out of Stock

## Summary

> 🦈 Glide like a pro with military precision and unstoppable thrust!

## Quick Answers

- **What is this?** Apeks RK3 Military Rubber Fin with Adjustable Stainless Steel Spring Straps by apeks
- **How much does it cost?** R3187 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/391173411-apeks-rk3-military-rubber-fin-with-adjustable-stainless-steel-spring)

## Best For

- apeks enthusiasts

## Why This Product

- Trusted apeks brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Convenient Storage:** Dual grommet holes allow easy attachment to carabiners for hassle-free transport
- • **Maximized Propulsion:** Short, wide blade design delivers powerful forward thrust with superior maneuverability
- • **Hydrodynamic Efficiency:** Horizontal vents reduce upstroke resistance and eliminate vortex drag
- • **Effortless Adjustability:** Stainless steel spring straps and custom buckle ensure a perfect fit even with thick gloves
- • **Military-Grade Durability:** Built tough with US Military collaboration for rugged underwater performance

## Overview

The Apeks RK3 Military Rubber Fin combines rugged all-rubber construction with stainless steel spring straps and a custom buckle system, designed in collaboration with the US Military. Its short, wide blade and vented design maximize forward thrust and maneuverability while minimizing drag, making it a top choice for serious divers seeking durability and performance in harsh environments.

## Description

The RK3 fin design has been the standard for Military, Special Ops, Coast Guard, and Public Safety Divers for decades. It is a traditional all rubber design. The RK3 blade material is formulated to hold up in the toughest environments, temperatures, and abuse. The short wide blade provides maximum forward thrust while maintaining great maneuverability. The vented blade design reduces resistance on the upstroke and enhances thrust on the downstroke. The fins come standard with stainless steel spring straps.

Review: Super - Die Flossen sind sehr gut. Dienen mir treu seit vielen Jahren. Sind pflegeleicht und einfach beim Anziehen
Review: Sólida de buena calidad - Aún no las uso pero el material me parece de muy buena calidad.

## Features

- Traditional all-rubber design provides excellent performance
- Come standard with stainless steel spring straps
- Custom designed buckle holds spring straps in optimum position
- Custom buckle is attached with stainless steel nut and bolt
- Short wide blade provides maximum forward thrust while maintaining great maneuverability.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00TY5POYY |
| Age Range (Description) | Adult |
| Age Range Description | Adult |
| Brand | Apeks |
| Brand Name | Apeks |
| Closure Type | Buckle |
| Colour | Black |
| Customer Reviews | 4.7 out of 5 stars 198 Reviews |
| Fit Type | Regular |
| Item Dimensions L x W | 25.4L x 12.7W Centimeters |
| Item Weight | 5 Pounds |
| Manufacturer | Apeks |
| Manufacturer Part Number | 621160-621205 |
| Material | Stainless Steel, Rubber |
| Material Type | Stainless Steel, Rubber |
| Model Number | 621160-621205 |
| Number of Items | 1 |
| Sport | Scuba Diving |
| Sport Type | Scuba Diving |
| UPC | 053242305242 707565260992 |
| Unit Count | 1.0 Count |

## Product Details

- **Colour:** Black
- **Brand:** Apeks
- **Material:** Stainless Steel, Rubber
- **Sport:** scuba
- **Fit Type:** Regular

## Images

![Apeks RK3 Military Rubber Fin with Adjustable Stainless Steel Spring Straps - Image 1](https://m.media-amazon.com/images/I/51pVb2Ny0vL.jpg)
![Apeks RK3 Military Rubber Fin with Adjustable Stainless Steel Spring Straps - Image 2](https://m.media-amazon.com/images/I/51+xdu9Dw1L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Super
*by N***E on 14 February 2026*

Die Flossen sind sehr gut. Dienen mir treu seit vielen Jahren. Sind pflegeleicht und einfach beim Anziehen

### ⭐⭐⭐⭐⭐ Sólida de buena calidad
*by C***S on 26 June 2022*

Aún no las uso pero el material me parece de muy buena calidad.

### ⭐⭐⭐⭐⭐ Great fit!!
*by C***S on 25 June 2026*

I wear a size 10 in a 5mil dive boot. Fits perfectly. I tried with my drysuit where I wear a size 11 rock boot and they are a little snug but comfortable in the width. These will be perfect.

## Frequently Bought Together

- Apeks RK3 Military Rubber Fin with Adjustable Stainless Steel Spring Straps
- Cressi Supernova Dry, Black/Black
- Hollis M1 Frameless Mask

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.za/products/391173411-apeks-rk3-military-rubber-fin-with-adjustable-stainless-steel-spring](https://www.desertcart.co.za/products/391173411-apeks-rk3-military-rubber-fin-with-adjustable-stainless-steel-spring)

---

*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-09-09*