Essential item for muscle training! This is a set of adjustable dumbbells. You can adjust the weight to match your strength. With this one set, you can change to over 7 different weights! OK for everything from exercise to serious muscle training ◎ ◆ You can adjust the weight by adding plates. ◆ Grip suitable for Japanese people ◆ Screw shaft & collar to reduce looseness ◆ By connecting the two dumbbells, barbell training is also possible! ≪Set Contents≫ 1.25kg plates x 4 1.5kg plates x 4 2.0kg plates x 4 Connecting shaft x 1 Collars (weight stoppers) x 4 Shafts x 2 《Specifications/Functions》 Adjustable dumbbells 500g 3kg 3.5kg 4.5kg 6kg 7kg 7.5kg 10kg 11.5kg Adjustable Muscle training Barbell Grip Weight training Diet Polyethylene Rust-resistant Odorless ※Additional shipping fee of 1700 yen will be charged separately for Hokkaido, Okinawa, and remote islands.