Amazon has Yes4All T-Bar Row Adjustable Attachment w/ 360-Degree Swivel for $17.51. Shipping is free w/ Prime or on $35+ orders.

Thanks to Community Member pennysave for finding this deal.

Features:

• Integrates with power racks and standalone stations; Suitable for multiple training environments; Enables diverse exercise options
• The T Bar Row platform can attach itself on the floor, on the wall and to an equipment rack with bolts; Its design even allows anchoring on a flat surface without more hardware, which offers more flexibility for home gym space
• Made of heavy duty alloy steel material, the landmine attachment can load up to 880 lbs of capacity; After long-term regular use, its material still offers durability and helps perform better strength training routine over time
• The T Bar Row supports 360 degree rotation as well as up and down motion, expanding range of motion for various exercises; Designed to focus on functionality, this barbell holder supports both 1 & 2 inch standard and Olympic bars
• Combine this landmine attachment with other equipment such as Viking Press, T Bar LAT, and Rowing Handle for more effective landmine exercises; Transition into full-body strength training for back, arms and quads