F PIN-NOCKS  are designed for use on most of the pins available today and have two different grooves size :

• F1 for 2,2 mm string center diameter (slightly smaller than  Easton G.088 nocks)
• F2 for 2,5 mm string center  diameter  (slightly smaller than  Easton G.098 nocks)

F PIN-NOCKS shape is aerodynamically designed and offer the minimum surface to deflect arrows on tight groups.

F PIN-NOCKS are manufactured 100% in Europe with a high quality polycarbonate.

For more information, please visit the manufacturer website for this product .