HEAVY-GAUGE STEEL CONSTRUCTION: Constructed of solid steel with black paint coating finish, Yes4All Landmine Double D Row Handles stand for years of usage without rust and corrosion. Built to handle a maximum weight capacity of 250lbs COMPATIBLE WITH OLYMPIC BARS: Yes4All Landmine Handle Attachment features a universal design, which is compatible with 2-inch Olympic barbells, great for intermediate and higher level users DIAMOND KNURLED HANDLE: The Landmine Double D Row Attachment comes with knurled handles to offer a better grip during your sweaty workouts. The Landmine Attachment is portable & compact, easy to store away when not in use GREAT FOR STRENGTH TRAINING: Yes4All Landmine Handle Attachment is designed for rotational exercises such as the close grip Barbell T-Row, Corner Rows, and other landmine exercises EASY & QUICK INSTALLATION: The slide-in design allows users to slide a barbell into the sleeve easily and then tighten the screw for a secured workout