Merach Twister Arm Trainer With Counting 22-440lb Adjustable Hydraulic Cylinder Power Forearm Strengthener Arm Twister Workout Equipment Home Chest Expander Shoulder Muscle Training Fitness Equipment

Adjustable Resistance 22–440 lbs + LCD Rep Counter – One Machine for Every Level

This hydraulic arm exerciser features 20 adjustable resistance levels (22–440 lbs) with a simple twist-knob design—no tools needed. Whether you're a beginner building foundational strength or an advanced athlete pushing limits, dial in the exact resistance you need. The built-in LCD counter tracks every rep in real time, so you can set goals, monitor progress, and stay motivated without guesswork. Perfect replacement for multiple dumbbells or resistance bands.

Upgraded Safety Design – Protect Your Hands & Equipment

Unlike traditional arm trainers, the Merach hydraulic chest exerciser adds a reinforced protective housing around the hydraulic cylinder and strength gauge. This cushions accidental impacts, prevents oil leakage, and significantly reduces the risk of pinch injuries. The safe micro-rebound mechanism ensures smooth, controlled resistance—no sudden snap-back. Train with confidence at home, in the gym, or anywhere.

Industrial-Grade Durability – Built to Last Years of Heavy Use

Constructed with double-layer high-density carbon steel that resists deformation and breakage even under maximum load. The core hydraulic cylinder is fully sealed for consistent, stable resistance throughout every rep—no fading, no jerking. Combined with a reinforced triangular structure and heavy-duty rivets, this chest workout equipment delivers rock-solid stability during intense training sessions.

Ergonomic & Portable – Train Anywhere, Store Anywhere

Designed with wear-resistant, non-slip PU ergonomic handles for a comfortable grip during high-rep sets—no blisters, no slipping. The bottom snap-lock mechanism allows instant folding for compact storage under a bed, in a closet, or in a gym bag. Lightweight enough to carry to the office, park, or while traveling. Your full upper-body workout is always within arm's reach.

Full Upper-Body Training for Men & Women – Home Gym Essential

Targets chest, arms, shoulders, forearms, and back in one compact tool. Ideal for men building muscle mass, women toning arms, seniors maintaining joint mobility, and athletes recovering from injury. Replaces bulky gym machines with a space-saving solution perfect for apartments, dorm rooms, home gyms, or office breaks. Backed by Merach's comprehensive after-sales support—contact us anytime for assistance.

Note

1. Ships from Local warehouse. Fast shipping. Free shipping.
2. Please allow 1-2 cm error in size due to different manual measurement methods.
3. PO box addresses cannot be used for shipping; please do not leave a PO box address.
4.Tracking information will usually be updated in 24- 72 hours.

RELIABLE AFTER-SALES SUPPORT

Your purchase comes with a 1-year warranty covering all covered faults. We will provide replacement parts free of charge to ensure long-term use without the hassle of returning bulky equipment. Within one year, for products that are irreparable or completely unusable, we will provide a free replacement. We also offer a standard 30-day return policy.

Friendly reminder: Due to different global time zones, please allow us a maximum of 24 hours to respond to your messages. If you need assistance, please contact us directly before initiating a dispute—we are always ready to help!