The Dumbbell One Arm Reverse Spider Curl is a curl variation using a dumbbell. Trained one side at a time, this curl builds biceps strength and size through a full stretch-to-squeeze range. It works well as an accessory move to round out an upper-body session.
Log your dumbbell one arm reverse spider curl sets in 1RM.fit and watch your estimated 1RM update automatically as you get stronger.