Fitness Warehouse Commercial

Matrix Ultra Calf Extension / G7-S77

For pricing and buying options:

Matrix Ultra Calf Extension / G7-S77 / Base Unit

The powerful and comfortable Ultra Series gives you the most advanced functionality with an intuitive design that couldn’t be easier to operate. All Ultra Series equipment is designed for smooth converging and diverging movements to encourage a natural path of motion and enhance user comfort. Ultra Series also includes Action Specific Grips™ to reduce stress on contact points and a uniformly low stack height (122 cm / 48") to improve the aesthetic of your fitness center. Both durable and beautiful, the Ultra Series will exceed your expectations when it comes to earning and retaining members.


  • Angled seat position provides greater lumbar support.
  • Range-of-motion adjustment accommodates a variety of users and start positions.
  • Guide rod and bearing-designed carriage improves long-term durability and smooth performance.



Dimensions (LxWxH) 169 x 120 x 135 cm
Product Weight (Standard Stack) 257kg
Standard Weight Stack 135kg
Heavy Weight Stack (Optional) 180kg (Contact for Price)
Weight Stack Increments 9 kg / 20 lbs.
Shipping Weight 277kg
Product Specification Full List Click Here


A 50% deposit is required at time of placing an order, with the remainder due prior to stock leaving our Mawson Lakes Warehouse.

It is approximately 10-12 weeks (standard international lead time) from time we place the order with the supplier.

SA Local Collection
Fast Dispatch
Best Price Guaranteed
Competitive Finance