The trapezius muscle (or traps) are one of the larger sized muscles in the back. The middle and decreased traps originate and insert together the C7-T12 vertebrae towards the lateral third of your clavicle, the acromion system, as well as the spine with the scapula. Weighted Pullup - Classic work https://dumbbellsetandrack90111.blogkoo.com/hammer-strength-adjustable-dumbbells-things-to-know-before-you-buy-52756211