INCREMENTAL GAINS: No need to jump to a high weight before you're ready. Keep making progress with incremental gains using this 50 pound add on weight stack COMPATIBLE WITH INSPIRE WEIGHT STACKS: This 50 lb add-on, 5 10 lb plates, is designed for heavy lifters who need more resistance on their Inspire Fitness machine DETAILS: 10 in x 6 in x 5 in (26 cm x 16 cm x 13 cm). 50 lbs (23 kgs) (10 lbs (5 kgs) per plate) INSPIRING FITNESS AT EVERY LEVEL: Our heart and soul are in home and commercial fitness equipment. We design and engineer the best fitness equipment in the game to empower all bodies and inspire fitness across the globe COMPATIBLE MACHINES: FT1; FT2; M1; M2; SCS