J and D Custom Strings Bowstring Black 452X 90.5 in.J and D Bowstring Black 452X 90. 5 in. Elevate your archery experience with the J and D Custom Strings Bowstring Black 452X, measuring 90. 5 inches. This high performance bowstring is crafted from premium 452X material, known for its exceptional strength and durability. With its pre stretched design, you can count on consistent performance shot after shot. The served end loops ensure a reliable connection to your bow, providing you with the confidence