Custom drag stack contains 5 Stainless steel washers, 5 carbontex washers, and an under the gear delrin drag washer, this stack gets 25+ drag rating and is has been tested and fished with no complaints or issues. This is a unique upgrade fits all Penn 500, 501, 505, 506, 309, 112H, and 200 series Newell, 300, and 400. This gives you an incredible leg up on higher drag capability with smooth performance. Standard jigmasters are rated for 15lbs buttoned down and still working. If your jig fishermen this is a must!