Spirit Fitness i-STRENGTH Biceps/Triceps

Advanced Biceps and Triceps Strength Training

The Spirit Fitness i-STRENGTH Biceps/Triceps is a commercial-grade dual-function strength machine designed for focused biceps curls and triceps extensions in one efficient training station. Combining electronically adaptive resistance, intelligent software, and four dynamic training modes, this machine delivers a highly customizable strength-training experience for commercial fitness facilities, performance centers, and other professional training environments.

The i-STRENGTH Biceps/Triceps features a 15–190 lb electronic resistance range, adjustable seat positioning, multiple grip options, and a pivoting curl/extension bar designed to accommodate different forearm lengths. An angled arm pad helps minimize unnecessary shoulder movement so users can maintain better positioning while concentrating on the biceps or triceps.

A 10.1-inch touchscreen console provides intuitive control and real-time workout feedback, while built-in Wi-Fi supports over-the-air software updates. The combination of versatile exercise options, precision ergonomics, and advanced resistance technology makes the Spirit Fitness i-STRENGTH Biceps/Triceps a modern solution for dedicated arm training.

Premium Features

Dual-Function Biceps and Triceps Training

Perform both biceps curls and triceps extensions on one compact strength machine. The dual-function design helps facilities maximize exercise variety while making efficient use of available floor space.

Four Dynamic Training Modes

The i-STRENGTH system offers four distinct resistance modes:

• Pure – Traditional resistance for foundational strength training
• Eccentric – Emphasizes the lowering phase of the movement
• Isokinetic – Provides controlled resistance based on movement
• Elastic – Creates a progressive resistance feel through the range of motion

Electronically Adaptive Resistance

The electronically adaptive resistance system provides a 15–190 lb resistance range, allowing users to select a workload appropriate for different training levels and objectives.

Angled Arm Pad

The angled arm pad is designed to help limit excessive shoulder movement and keep the focus on the muscles being trained during curls and extensions.

Adjustable Pivoting Curl/Extension Bar

The pivoting bar accommodates different forearm lengths while helping maintain appropriate alignment with the machine's axis of rotation.

Adjustable Seat

The adjustable seat allows users to establish a comfortable training position and achieve more precise elbow alignment for biceps and triceps exercises.

10.1-Inch Touchscreen

The intuitive touchscreen console provides access to the i-STRENGTH training modes and delivers real-time performance feedback during workouts.

Built-In Wi-Fi

Built-in Wi-Fi enables over-the-air software updates, helping keep the machine's software current without requiring traditional manual updates.

Multiple Grip Options

Multiple grip positions provide additional versatility when performing biceps curls and triceps extensions.

Commercial-Grade Construction

A heavy-gauge steel frame, electrostatic powder-coat finish, and steel feet with rubber foot covers provide a durable foundation for demanding commercial fitness environments.

Low-Profile Design

The streamlined low-profile frame provides a professional appearance while helping the machine integrate efficiently into a commercial strength-training floor.

Integrated Storage

Convenient storage trays located on top of the weight tower provide a designated place for small training accessories.

Specifications

Why Choose the Spirit Fitness i-STRENGTH Biceps/Triceps?

Two Essential Arm Exercises in One Machine

The dual-function design combines biceps and triceps training into one dedicated station, making it an efficient addition to a commercial strength floor.

Advanced Resistance Technology

Electronic resistance provides more training flexibility than a conventional fixed weight-stack approach, with four distinct training modes available from the touchscreen console.

Precise Positioning

The angled arm pad, adjustable seat, and pivoting exercise bar are designed to help users establish consistent positioning and maintain alignment throughout each repetition.

Built for Different Training Levels

With resistance beginning at 15 lb and extending to 190 lb, the machine accommodates a broad range of users and strength-training requirements.

Efficient Commercial Design

The low-profile frame and dual-function exercise design allow facilities to provide dedicated arm training while making efficient use of floor space.

Modern User Experience

The 10.1-inch touchscreen, performance feedback, and over-the-air software updates bring connected technology to traditional commercial strength training.

Muscles Worked

Biceps Curl

The biceps curl primarily targets:

• Biceps brachii
• Brachialis
• Brachioradialis
• Forearm muscles involved in gripping and stabilizing the exercise

Triceps Extension

The triceps extension primarily targets:

• Triceps brachii
• Forearm and grip muscles that help stabilize the movement
• Shoulder stabilizers involved in maintaining arm position

Supporting Muscles

Properly performed arm exercises also involve smaller stabilizing muscles around the elbow, wrist, and shoulder to help maintain controlled movement.

Benefits

Focused Arm Strength Development

Provides dedicated resistance training for the biceps and triceps without requiring free weights or multiple separate machines.

Adjustable Training Intensity

The 15–190 lb electronic resistance range provides flexibility for different training levels and progressive strength programs.

Multiple Resistance Experiences

Pure, Eccentric, Isokinetic, and Elastic modes allow users and fitness professionals to incorporate different resistance approaches into a training program.

Improved Exercise Positioning

The angled arm pad, adjustable seat, and pivoting bar help establish a more consistent setup for arm-focused exercises.

Space-Efficient Training

Combining biceps and triceps exercises into one station can help facilities provide more exercise variety without dedicating separate floor space to each movement.

Performance Feedback

The touchscreen interface provides real-time information while users train, creating a more interactive strength-training experience.

Commercial Durability

The heavy-gauge steel construction and commercial-grade components are designed for the demands of professional fitness environments.

Ideal For

Commercial Gyms

An excellent addition to strength-training floors that need dedicated biceps and triceps equipment with modern electronic resistance.

Health Clubs and Fitness Centers

The dual-function design provides two popular arm exercises in a single training station.

Sports Performance Facilities

The multiple training modes can provide additional programming options for athletes working on strength and controlled resistance training.

Personal Training Studios

Trainers can use the adjustable positioning and multiple resistance modes to create structured arm-strengthening workouts.

Performance and Training Centers

The i-STRENGTH technology provides a modern approach to strength training for facilities focused on varied and measurable workouts.

Premium Fitness Facilities

The touchscreen interface, streamlined frame, and advanced resistance technology make the machine well suited to contemporary commercial fitness environments.

Delivery, Assembly & Installation Options

Curbside Delivery

Fast and economical delivery to your facility entrance.

White Glove Delivery & Setup

Inside delivery, professional assembly, testing, and packaging removal. Optional old equipment removal available.

Commercial & Multi-Unit Installation

Ideal for large projects and multi-unit facilities. Includes layout planning and full equipment calibration.

Financing Available

Call 1-800-875-9145 For Assistance!

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