Matrix G7-S77 Calf Extension Machine

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$475.00 (64%)

Matrix G7-S77 Calf Extension Machine

Item Details:

The efficient, intuitive design of the Ultra Calf Extension offers a smart way to build and tone the muscles of the lower leg. An angled seat position provides excellent lumbar support, an ergonomic adjustment handle makes it quick and easy to change the start position, and range-of-motion adjustments accommodates users of different sizes and ability levels. It also features a guide rod and bearing carriage for smooth performance and long-term durability.

  • Brand: Matrix
  • Model: G7-S77
  • Type: Calf Extension Machine
  • Total Stack Weight: 200 pounds
  • Electronic rep counter
  • Integrated leveling system
  • Internally lubricated cables & fittings


  • 47.2" Width
  • 66.5" Depth
  • 53" Height
  • 642 pounds


  • Item is used and in good condition
  • Item is not in working condition
  • Cable has shredded and needs to be replaced (see pictures)
  • Item may contain minor scratching and scuffing from normal use



This item is available for customer-arranged freight shipping or local pickup only at the MSU Surplus Store. See our Hours and Location for more information.

SKU: 67355_BW-1570
Only 1 left in stock!

Frequently Bought Together

Pickup available at 468 Green Way

Usually ready in 2 hours

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Sales & Shipping Disclaimer

Standard Sales

All items are offered for sale on an as-is basis with no warranty or guarantee. All sales are final, and there are no returns. We employ due diligence to ensure accurate item descriptions are placed online and the MSU Surplus Store staff are available to answer questions with regards to condition and/or contents prior to purchase. Please contact us with any questions regarding item condition or contents of the listing.

Standard Shipping

Buyer is responsible for paying all related shipping and handling charges unless otherwise noted in the item description. Shipping costs are determined at checkout by zip code and by shipping method chosen. A nominal handling charge is included to cover the cost of packaging materials. If the buyer provides a PO Box, items are mailed through the U.S. Postal Service. Special shipping arrangements such as companies not listed, local pickup and freight services may be available upon request.

MSU Surplus Store ships to U.S. addresses only.

Local Pickup

There is no charge for local pickup. Customers will receive notification when their order is ready for pickup. Pickup times are Monday-Friday between 8:00am and 3:30pm and Wednesday between 8:00am and 5:45pm. Customers will have 5 business days to pick up their order.

Freight Shipping

Due to the size and weight of certain items, we offer customer arranged freight shipping. The buyer is responsible for the arrangement and payment of all related shipping and handling charges. Palletizing, crating, shrink wrapping and banding services are available for a fee.