Bowflex 840 Kettlebell: $100

Best Buy via eBay has for Prime Members: Bowflex 840 SelectTech Kettlebell for $99.99 (Reg. $180). Free shipping.

About this item:

• With the turn of a dial, automatically change your resistance from 8 pounds all the way up to 40 pounds
• Rapidly switch from 1 exercise to the next, and perform a wide variety of full-body exercises
• Space-efficient design replaces up to 6 kettlebells
• Adjust in small increments with weight selection dial to gradually increase your strength
• Weight settings include 8, 12, 20, 25, 35 and 40 pounds
• Access 24 trainer-led exercises that focus on foundational kettlebell teqniques Wide weight range offers a variety of workouts including swings, rows, squats, twists, and more
• Ergonomic handle with durable molding around metal plates