Innovative nocks can do wonders for your bow! We've sold hundreds of thousands of these nocks to hunters and archers worldwide. We are sure that you'll love what these nocks can do for you! . . T.R.U.-Nok Item: TRUN Our #1 Best-Seller!!! First aluminum loop to receive a patent No need to trim arrow nocks Radius on inside of loop prevents unsafe jaw hang-up Assembles quickly with only two screws to be lighter than others Crossbar aligns your peep and keeps the T.R.U.-Nok straight behind the arrow Easy loading BEWARE OF INFERIOR, HEAVIER COMPETITION!!! Also available in G-Series SPEED NOK Item: TBSN Weighs the same as a brass nock CNC-machined of high grade aircraft aluminum Rocker radius on bottom of nock reduces nock pinch Tail aligns your peep so you can get rid of your rubber tubing and add fps!!! Works with fingers SPEED LOOP Item: TSL Won't let rope loop pinch your nock CNC-machined of high grade aircraft aluminum Excellent for today's short axle-to-axle bows Replace rope without losing nock location Crossbar stops nock pinch and aligns your peep! Also available in G-Series LARGE KNURLED THUMB PIN Item: TKTP-L A replacement thumb trigger for your Boss Series, Xtreme Series, or hunting release SMALL KNURLED THUMB PIN Item: TKTP-S A replacement thumb trigger for your BT Gold, Tru Tension, or Sweet Spot release . . * T.R.U. Ball® Releases are protected by the following U.S. Patents: Pat # 5,499,620; Pat # 5,694,915; Pat # 5,715,805; Pat # 5,680,851; Pat # 5,787,870; Pat # 5,803,068; Pat # 5,860,408; Pat # 5,904,135; Pat # 5,937,841; Pat # 5,937,842; Pat # 6,205,991 B1; Pat # 6,446,620 B1; Pat # 6,571,786 B2; Pat # 6,484,710 B1; Pat # 6,478,020 B1; Pat # 6,481,431 B1; Pat # 6,584,966 B1; Pat # 5,685,286; Pat # 6,647,976 B2; and many Patents Pending. * T.R.U. Ball and the T.R.U. Ball Earth Logo are registered trademarks (# 2,063,774) of Tomorrow's Resources Unlimited, Inc. * Velcro is a registered trademark of Velcro Industries.