---
product_id: 391726649
title: "Gainz - Thick Grips Dumbell/Barbell Weight Lifting Adapters for Fat Bar - Grow Bigger Biceps - Training, Bodybuilding (Set of 2)"
brand: "gainz muscle gear"
price: "¥6147"
currency: JPY
in_stock: true
reviews_count: 5
category: "Gainz Muscle Gear"
url: https://www.desertcart.jp/products/391726649-gainz-thick-grips-dumbell-barbell-weight-lifting-adapters-for-fat
store_origin: JP
region: Japan
---

# Increases biceps activation by 30%+ Enhances grip & forearm strength up to 25% Indestructible silicone, lifetime durability Gainz - Thick Grips Dumbell/Barbell Weight Lifting Adapters for Fat Bar - Grow Bigger Biceps - Training, Bodybuilding (Set of 2)

**Brand:** gainz muscle gear
**Price:** ¥6147
**Availability:** ✅ In Stock

## Summary

> 💥 Grip bigger, lift stronger, grow unstoppable!

## Quick Answers

- **What is this?** Gainz - Thick Grips Dumbell/Barbell Weight Lifting Adapters for Fat Bar - Grow Bigger Biceps - Training, Bodybuilding (Set of 2) by gainz muscle gear
- **How much does it cost?** ¥6147 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/391726649-gainz-thick-grips-dumbell-barbell-weight-lifting-adapters-for-fat)

## Best For

- gainz muscle gear enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Grip Strength:** Boost your forearm and grip power, reducing hand fatigue during heavy lifts
- • **Built to Last a Lifetime:** Premium silicone construction resists deformation and wear, no replacements needed
- • **Maximize Muscle Engagement:** Thick grip diameter forces greater biceps activation for faster gains
- • **Universal Gym Compatibility:** Fits all standard Olympic bars and barbells—your go-to gym upgrade
- • **Best Value for Serious Lifters:** Top-tier quality at a price that keeps your wallet as strong as your arms

## Overview

Gainz Thick Grips are premium silicone adapters designed to increase grip diameter on standard Olympic bars, significantly boosting biceps and forearm activation during workouts. Engineered for durability and universal gym compatibility, these grips reduce hand fatigue and enhance muscle growth, making them an essential upgrade for serious bodybuilders and fitness enthusiasts.

## Description

Using The GainZ Thick Grips during your arm workouts will lead to You growing bigger biceps. The stronger grip forces your arm muscles - biceps and forearms, to be more activated, leading to stronger and bigger biceps and forearms! Enjoy the ergonomic design, ease of use and anti-slip surface! Comes in a pair.

Review: buen equipo
Review: Really good product have helped with my pull up bar as the bar itself was felt small and hurt after a while. These grips helped me to get better purchase on the bar and my hands have stopped hurting as much.

## Features

- INCREASES BICEPS ACTIVATION - Through increased grip diameter Gainz Thick grips forces the Biceps to be more activated during your arm workouts!
- STRENGTHENS GRIP AND FOREARMS - As well as biceps, this product will improve the grip and forearm strength!
- INDESTRUCTIBLE MATERIAL AND DESIGN - Made from strong Silicone that will last you a lifetime and won't deform under any conditions!
- COMPATIBLE WITH GYM EQUIPMENT - Fits standard olympic size bars/barbells etc. found in all gyms!
- GREAT VALUE - Best price for value with Gainz equipment!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09FW2HV7N |
| Batteries Included? | No |
| Best Sellers Rank | #151,925 in Sporting Goods ( See Top 100 in Sporting Goods ) #10,494 in Strength Training Equipment |
| Brand | Gainz Muscle Gear |
| Color | Blue |
| Customer Reviews | 4.6 4.6 out of 5 stars (383) |
| Date First Available | 15 December 2021 |
| Item model number | Gainz01 |
| Manufacturer | Generic |
| Material Type | Silicone |
| Number of Pieces | 2 |
| Product Dimensions | 9.5 x 5 x 0.25 cm; 350 g |
| Sport | Bodybuilding |
| maximum weight capacity | 150 Kilograms |

## Product Details

- **Brand:** Gainz Muscle Gear
- **Grip size:** 2 inches
- **Material:** Silicone
- **Product dimensions:** 9.5L x 5.1W centimeters
- **Weight limit:** 150 Kilograms

## Images

![Gainz - Thick Grips Dumbell/Barbell Weight Lifting Adapters for Fat Bar - Grow Bigger Biceps - Training, Bodybuilding (Set of 2) - Image 1](https://m.media-amazon.com/images/I/71HMiy5Pi5L.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by C***S on 20 December 2024*

buen equipo

### ⭐⭐⭐⭐⭐ Review
*by I***Y on 23 November 2025*

Really good product have helped with my pull up bar as the bar itself was felt small and hurt after a while. These grips helped me to get better purchase on the bar and my hands have stopped hurting as much.

### ⭐⭐⭐⭐⭐ Review
*by R***R on 5 January 2025*

solid product, worth the price

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- Gainz - Thick Grips Dumbell/Barbell Weight Lifting Adapters - Grow Bigger Biceps - Training, Bodybuilding (Set of 2)
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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-25*