Power Rack Leg Extension & Curl Machine - 26mm/18mm Adjustable Leg Strength Equipment for Squat Rack - Home Gym Leg Workout Attachment for Strength Training & Muscle Building

Bolt size It is very important to know the size of the bolts! Screw length: 120mm Thread length: 50mm Non-thread length: 57mm Thread diameter: 16mm START TRAINING LEG MUSCLES Simple installation Install the leather roller (one long and one short) and the weight plate holder on the machine.Use the bolt（M16） to fix the whole accessory on the squat rack(Hole diameter :16mm)Check the height and fit the spacer (don't forget), then tighten the nut. The length of the rack aperture needs to be more than 57mm to fit our machines properly. If your rack is smaller than this size, it may be unstable after installing. you can solve it by using spacers to increase the width of the rack. We have supplied 2 spacers in package DUAL EXPERIENCE Our Leg Extension and Curl Machine can achieve both front and back training, effectively exercise your leg muscle groups.(Please note: You will need a bench or jump box to assist with the workout when doing leg curls!) TARGETED TRAINING Our leg extension attachment can target different muscle groups in your legs, and you can enjoy professional leg exercises without spending extra money on large fitness equipment. KNEE FRIENDLY Our leg extension attachment, under normal use, do not cause injury to the knee. Regular leg exercises to enhance the strength of the leg muscles can effectively protect the knee joints and avoid knee diseases.

【5/8"(16mm)】 Our leg extension machine is designed to fit square tube power rack cage with 16mm(5/8") holes. The bolt connecting the machine to the square rack is 120mm in overall length,50mm in thread length and 16mm in thread diameter.Please measure the hole length and diameter of your square rack before purchase to avoid our machine not being suitable for your rack.

【EASY ADJUSTMENT】 The leg extension attachment has 8 adjustable positions and the weight plate holder can be mounted on the sides and front of the machine, ensuring a customised fit for each individual. This leg trainer works different muscle groups while sitting or standing，making your leg workout more professional！

【QUALITY MATERIALS】 Our leg curl extension machine is carefully crafted from heavy-duty steel materials for a sturdy and stable construction with high weight capacity which can holds up to 220lb.Abrasion-resistant powder coating makes the leg extension attachment preventing corrosion problems. Vinyl-covered foam roller pads are wear and sweat resistant, providing a more comfortable and enjoyable workout experience for your leg muscles.

【SPACE SAVING】 Our Seated Leg Extension and Curl Machine is designed to be compact and easy to install. This leg extension attachment allows you to target specific muscle groups without taking up a lot of space, making it ideal for your home or small gym.

【RISK-FREE PURCHASE】 Our Seated Leg Extension and Curl Machine is backed by high-quality after-sales service. If you are not satisfied with the leg extension fitness equipment accessories, we will solve your problem within 12 hours