Take your training further with the PowerBlock Elite EXP Stage 2 Kit. This upgrade expands your Stage 1 set from 50 to 70 lbs. per hand, adding six new weight increments (55 to 70 lbs.) for more versatility. When expanded, it replaces up to 22 pairs of dumbbells in a compact design. Compatible only with PowerBlock Elite EXP 2020 Adjustable Dumbbells. Product Features: Expands Stage 1 set from 50 lbs. to 70 lbs. per hand Adds 6 additional weight settings Replaces 22 pairs of dumbbells (1,575 lbs. of free weights) Sold as a pair; ships in one boxv 5-Year Limited Warranty Designed for a versatile workout, the Elite EXP Stage 2 Kit pairs with the Elite EXP adjustable dumbbells. This kit allows you to expand the Elite EXP Stage 1 Set from 50 lbs. to 70 lbs. per hand. PRODUCT FEATURES: Sold as a Pair, ships in one box Elite EXP Stage 2 Kit expands Elite EXP Stage 1 set from 50 lbs to 70 lbs per hand Adds an additional 6 increments to Elite EXP Set (55, 57.5, 60, 65, 67.5 and 70 lbs) Set expanded to 70 lbs now replaces 22 pairs of dumbbells Only compatible with the PowerBlock Elite 2020 EXP Adjustable Dumbbell 5 Year Limited Warranty