Quick Summary
The Yiustldd leg extension and curl machine is an adjustable plate loaded attachment for power racks. It is made to fit 3 x 3 inch square tubes and a 0.7 inch hole, with a counter-balance weight post for stability and a single seated position for leg curls and leg extensions.
The attachment also uses foam roller pads with vinyl covering, a stainless steel bearing and a hardwearing, powder-coated finish. Check your rack size and hole size carefully before ordering.
Who It Is Best For
This attachment is for buyers who want a rack-mounted leg extension and curl setup for compatible power racks. It suits users who already have the stated rack dimensions and want a plate loaded solution with Olympic sized weight plates.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Product type | Leg extension and curl machine attachment for use with a power rack setup. |
| Rack fit | Designed to fit 3 x 3 inch square tubes and a 0.7 inch hole, so rack measurements matter before ordering. |
| Loading style | Plate loaded and compatible with 50 mm Olympic sized weight plates. |
| Stability feature | Includes a counter-balance weight post for stability without permanent mounting. |
| Pad finish | Foam roller pads have a vinyl covering. |
| Surface finish | Hardwearing, powder-coated finish. |
| Bearing | Stainless steel bearing with low friction rotation. |
What To Know Before You Buy
Check that your rack uses 3 x 3 inch square tubes and a 0.7 inch hole before ordering. Confirm that your weight plates are 50 mm Olympic sized plates if you plan to use the plate loaded setup. The product is intended for leg curls and leg extensions from a seated position, so make sure that is the exercise style you want.
Common Buyer Questions
What rack does this fit?
It is designed for 3 x 3 inch square tube power racks or cages with a 0.7 inch hole.
What plates does it use?
It is compatible with 50 mm Olympic sized weight plates.
What exercises does it support?
It supports leg curls and leg extensions from the same seated position, and it also mentions split squats or single leg lunges.
Does it need permanent mounting?
No, it includes a counter-balance weight post for stability without permanent mounting.
Final Buying View
Choose this attachment if you want a plate loaded leg extension and curl setup for a compatible rack. The key checks are rack tube size, hole size and plate compatibility, so confirm those details before ordering.






