(((Made for Standard Plates))) These are SDH6 handles that can make 110-125 lb dumbbells. Great knurling and great quality! Tags:Cybex, Life Fitness, Icarian, Flex Fitness, Arm curl, preacher curl, bicep curl, dip machine, seated dip, dip handles, pull up bar, lat pulldown, power tower, ab coaster, treadmill, leg press, leg curl, leg extension, calf raise, squat rack, power rack, power cage, half rack, Smith machine, weight bench, bench press, barbell, curl bar, dumbbells, shoulder press, overhead press, Ivanko ,Troy barbell