Body-Solid Tools Pro-Grip Revolving Curl Bar MB229RG Small Equipment while the ab crunches will

while the ab crunches will help you build abdominal muscles that are crucial to maintaining lumbar spine strength

Ergonomic design

Features 1000 kg nylon coated aircraft quality cables and fiberglass pulleys with ball bearing movement on solid axle rotation

aircraft-quality steel cables

Body-Solid Tools Pro-Grip Revolving Curl Bar MB229RG Small Equipment while the ab crunches willBiomechanically designed for the most complete arm development possible. Two sets of comfortable knurl textured rubber grips allow close grip or wide grip curls and triceps press downs with flawless control and balance. Angles on this bar were designed specifically for peak bicep and triceps contraction. Read more below. Specifications Optimal ergonomic design 2 hand grips + 2 anti slip handles Chromed steel black handles Lifetime warranty Dimensions