ACU-X Lighted Nock for HP Bushing 3pk

3-pack ACU-X Snap-On Lighted Crossbow Nock (Green)The ACU-X Snap-On Lighted Nock contains a one-piece Nock/LED unit that is indexed with the vanes and press fits into the arrow’s Aluminum Bushing. Upon firing the crossbow the bowstring’s force compresses the two pieces and activates the lighted nock. Deactivate the easy on/off ACU-X Snap-On Lighted Nock by pulling the nock straight out until the light turns off. The LED light of the ACU-X Snap-On Lighted Nock system lasts for approximately twenty-four hours when activated. Use of the Bednar Perfect Puller 2.0 makes lighted nock deactivation extremely easy. Easy-to-use one-piece ACU-X Snap-On Nock / LED unit – no assembly required 515+ FPS approved Features a Nock Retention Groove that allows the user to both hear and feel the positive engagement of the nock to the string on TenPoint rail-less crossbows Bowstring activated Super bright LED light provides superior arrow flight visibility Easy deactivation 24-hour battery life when activated (approximate) Features TenPoint’s ACU-X Snap-On Nock (Only for use with TenPoint Rail-Less Crossbows) Fits all TenPoint & Wicked Ridge arrows with an HP Aluminum Bushing (sold separately) 3 Lighted Nocks per pack Nock Weight: 27-grains*Note: HP Aluminum Bushing and Arrow sold separately