A connection arrangement for use with a wearable body harness has a first connector with a first fixed buckle configured to connect to a first portion of a first shoulder strap of the harness, and a first adjustable buckle configured to connect to a second portion of the first shoulder strap. The connection arrangement further has a second connector removably connectable to the first connector. The second connector has a second fixed buckle configured to connect to a first portion of a second shoulder strap of the harness, and a second adjustable buckle configured to connect to a second portion of the second shoulder strap. Each of the first adjustable buckle and the second adjustable buckle has an adjustment mechanism configured for adjusting a length of the second portion of the first and second shoulder straps by selective frictional engagement with the second portion of the first and second shoulder straps.