Forums
New posts
Search forums
What's new
Articles
Latest reviews
Author list
Classifieds
Log in
Register
What's new
Search
Search
Search titles and first posts only
Search titles only
By:
New posts
Search forums
Menu
Log in
Register
Install the app
Install
Forums
Hunting
Crossbow Hunting
TAC 15/15i Basic Unpublished Information
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
Reply to thread
Message
<blockquote data-quote="Konrad" data-source="post: 494899" data-attributes="member: 26549"><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">The Easton Uni-Bushing system utilizes an inner diameter and outer diameter "size" tied to 64th's of an inch for O.D. and wall thickness in thousandths of an inch when sizing for alloy shafts. As an example a 2413 (the shafts I use for my own personal compound vertical bow) is equal to 24/64th's of an inch O.D. with a .013 inch wall thickness.</span></span></p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">The bushings are also divided into several groups by nock shank (the part that actually engages the bushing wall) size. The Easton Super Nock is the largest diameter shank (and therefore heaviest). There are also other nock sizes for those seeking a lighter over-all nock assembly (for better Forward of Center ratios and/or higher projectile velocities) and to accommodate the varying sized small diameter/outer diameter carbon shafts they offer.</span></span></p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">Knowing the inner diameter of the TAC shaft would be required for correct bushing sizing.</span></span></p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">11/32 O.D. would be viewed as 22/64 for these purposes.</span></span></p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">Therefore your bushing size would be a 22XX (fill in the wall thickness for the XX).</span></span></p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">A brief search shows the Super Uni-Bushing in 2212, 13, 14, 15, 16 and 19 sizes.</span></span></p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">To my mind, the wall thickness dimension would be most critical. One could get away with a larger O.D. size and still retain the bushing integrity as long as the I.D. size is properly maintained. Of course, there would be a slight "step" up from the shaft to bushing were a larger O.D. size used. The Carbon Express Bulldog Nock Collar is essentially an "outsert" bushing and as such has this same "step" with a small bevel to the nock shank. Trophy Ridge utilizes this same technology on the point end of their carbon shafts add shaft integrity during impact.</span></span></p><p> </p><p><span style="font-family: 'Times New Roman'"><span style="font-size: 12px">There are three major advantages to the Uni-Bushing system. The first is excellent shaft/nock alignment. The second is to deflect another shaft from damaging one already in a target by giving the incoming point a beveled surface to glance from. And the third is the bushing's dramatic ability to strengthen the nock end of the shaft.</span></span></p><p> </p><p> </p><p><a href="http://www.lancasterarchery.com/advanced_search_result.php?keywords=uni+bushing&osCsid=45rnc2qu3jaedapsg6b4fn4aq7" target="_blank"><span style="font-family: 'Times New Roman'"><span style="font-size: 12px"><span style="color: #800080">http://www.lancasterarchery.com/advanced_search_result.php?keywords=uni+bushing&osCsid=45rnc2qu3jaedapsg6b4fn4aq7</span></span></span></a></p><p> </p><p> </p><p><span style="font-size: 12px"><span style="font-family: 'Times New Roman'">Another question: What the FOC of the sorted and weight equalized shafts using the factory points?</span></span></p></blockquote><p></p>
[QUOTE="Konrad, post: 494899, member: 26549"] [FONT=Times New Roman][SIZE=3]The Easton Uni-Bushing system utilizes an inner diameter and outer diameter “size” tied to 64th’s of an inch for O.D. and wall thickness in thousandths of an inch when sizing for alloy shafts. As an example a 2413 (the shafts I use for my own personal compound vertical bow) is equal to 24/64th’s of an inch O.D. with a .013 inch wall thickness.[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]The bushings are also divided into several groups by nock shank (the part that actually engages the bushing wall) size. The Easton Super Nock is the largest diameter shank (and therefore heaviest). There are also other nock sizes for those seeking a lighter over-all nock assembly (for better Forward of Center ratios and/or higher projectile velocities) and to accommodate the varying sized small diameter/outer diameter carbon shafts they offer.[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]Knowing the inner diameter of the TAC shaft would be required for correct bushing sizing.[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]11/32 O.D. would be viewed as 22/64 for these purposes.[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]Therefore your bushing size would be a 22XX (fill in the wall thickness for the XX).[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]A brief search shows the Super Uni-Bushing in 2212, 13, 14, 15, 16 and 19 sizes.[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]To my mind, the wall thickness dimension would be most critical. One could get away with a larger O.D. size and still retain the bushing integrity as long as the I.D. size is properly maintained. Of course, there would be a slight “step” up from the shaft to bushing were a larger O.D. size used. The Carbon Express Bulldog Nock Collar is essentially an “outsert” bushing and as such has this same “step” with a small bevel to the nock shank. Trophy Ridge utilizes this same technology on the point end of their carbon shafts add shaft integrity during impact.[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3]There are three major advantages to the Uni-Bushing system. The first is excellent shaft/nock alignment. The second is to deflect another shaft from damaging one already in a target by giving the incoming point a beveled surface to glance from. And the third is the bushing’s dramatic ability to strengthen the nock end of the shaft.[/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [URL="http://www.lancasterarchery.com/advanced_search_result.php?keywords=uni+bushing&osCsid=45rnc2qu3jaedapsg6b4fn4aq7"][FONT=Times New Roman][SIZE=3][COLOR=#800080]http://www.lancasterarchery.com/advanced_search_result.php?keywords=uni+bushing&osCsid=45rnc2qu3jaedapsg6b4fn4aq7[/COLOR][/SIZE][/FONT][/URL] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [FONT=Times New Roman][SIZE=3] [/SIZE][/FONT] [SIZE=3][FONT=Times New Roman]Another question: What the FOC of the sorted and weight equalized shafts using the factory points?[/FONT][/SIZE] [/QUOTE]
Insert quotes…
Verification
Post reply
Forums
Hunting
Crossbow Hunting
TAC 15/15i Basic Unpublished Information
Top