J-Cups for the REP PR‑4100 Folding Squat Rack
11 options that fit the PR-4100 Folding Squat Rack’s 3×3" uprights and 5/8" holes. Confirmed ones are listed first.
REP sells it for the PR-4100 Folding Squat Rack.
REP lists the 4000 version for the PR-4000 and PR-4100. REP does not guarantee fit on other brands.
REP Flat Sandwich J-Cups 2.0 (4000 Series)Fits per specs3x3" uprights, 5/8" pin in 5/8" holes.
Larger opening for specialty bars. Pin size from REP's 4000 series spec.
Synergee J-CupsFits per specs3x3" uprights, 5/8" pin in 5/8" holes (ships with 5/8" and 1" pins).
Sold in 2x2, 2x3 and 3x3 versions with a converter for 5/8" or 1" holes: order the one for your uprights.
Rogue Monster Lite 1" Sandwich J-CupsFits per specs3x3" uprights, 5/8" pin in 5/8" holes.
Rogue says these do not fit 2x3 Infinity racks.
Rogue Monster Lite 2" Sandwich J-CupsFits per specs3x3" uprights, 5/8" pin in 5/8" holes.
Rogue Monster Lite J-CupsFits per specs3x3" uprights, 5/8" pin in 5/8" holes.
Bells of Steel Roller J-Cups (Hydra)Fits per specs3x3" uprights, 5/8" pin in 5/8" holes.
Listings disagree on capacity (800 or 1000 lb).
REP Round Sandwich J-Cups 2.0 (4000 Series)Fits per specs3x3" uprights, 5/8" pin in 5/8" holes.
Bars under 50mm. Pin size from REP's 4000 series spec.
Bells of Steel Sandwich J-Cups (Hydra)Fits per specs3x3" uprights, 5/8" pin in 5/8" holes.
Bells of Steel Standard J-Cups (Hydra)Fits per specs3x3" uprights, 5/8" pin in 5/8" holes.
Bells of Steel: fits other true 3x3 racks with 5/8 holes.
Titan X-3 Series Quick Release Roller J-HooksFits per specs3x3" uprights, 5/8" pin in 5/8" holes.
Pin size taken from the X-3 series hardware (5/8).