Easily adjust your bar's position with the nylon Roller J-Cups. Fits 2.3 x 2.3 uprights with 5/8 holes. Ships FAST, click to shop now!
Yes4All 1000lbs Weight Capacity - J-Hooks, Roller J-Cups, Premium Safety Spotter Arms for 2x2 Power Cage, Squat Rack Attachments - Easy Height Adjustment, Noise…
Power Rack Attachments & Compatibility - 2024 Master List
Gorila Roller JCUP
J Cup Rollers - 2 x 3 inch - Pair – Radium Fitness
Roller J-Cups Pair For 2.5 Frame (5/8 Hole) - My Sports Shop
3 Types of Bells of Steel J-Cups What's the difference? - Bells of Steel Canada Blog
HG 19mm Aluminum Ball-Race Rollers (Ringless/Black) J-Cup 2020
Standard J-Cups, REP Fitness
GRIND J-Cup Pairs –
Bells Of Steel Nylon Sandwich J-Cups – Pair
Bells of Steel Light Commercial Power Rack – 306 Fitness Repair
J Cup Rollers - 2 x 3 inch - Pair – Radium Fitness
Power Rack Attachments & Compatibility - 2024 Master List
Monster J-Cup Pairs