![AN Bolt Gauge [ANBG]](http://www.aprindustries.com/components/com_virtuemart/show_image_in_imgtag.php?filename=AN_Bolt_Gauge__A_4ae200d8d0034.gif&newxsize=100&newysize=100&fileout= "AN Bolt Gauge [ANBG]")
$6.95
This innovative combination AN BOLT GAUGE and 388 quick CONVERSION SCALES with rulers is a must for pilots, mechanics, aircraft owners, and anyone who uses AN Bolt hardware. Product Details
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![Deluxe AN Bolt Gauge [DANBG]](http://www.aprindustries.com/components/com_virtuemart/show_image_in_imgtag.php?filename=Deluxe_AN_Bolt_G_4a81f44bc551f.gif&newxsize=100&newysize=100&fileout= "Deluxe AN Bolt Gauge [DANBG]")
$8.95
This innovative combination AN BOLT GAUGE and 388 quick CONVERSION SCALES with rulers is a must for pilots, mechanics, aircraft owners, and anyone who uses AN Bolt hardware. Product Details
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![AN Bolt Length Gauge 4" [ABLG-4]](http://www.aprindustries.com/components/com_virtuemart/show_image_in_imgtag.php?filename=AN_Bolt_Length_G_4bba6fa1f04eb.jpg&newxsize=100&newysize=100&fileout= "AN Bolt Length Gauge 4\" [ABLG-4]")
$9.95
The APR 4" AN Bolt Length Gauge accurately shows the proper length of the AN Bolt required when original bolt lengths are unknown and helps to choose the proper length for new holes drilled during installations of modifications. Product Details
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![AN Bolt Length Gauge 6" [ABLG-6]](http://www.aprindustries.com/components/com_virtuemart/show_image_in_imgtag.php?filename=AN_Bolt_Length_G_4bba6fdabf0cc.jpg&newxsize=100&newysize=100&fileout= "AN Bolt Length Gauge 6\" [ABLG-6]")
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The APR 6" AN Bolt Length Gauge accurately shows the proper length of the AN Bolt required when original bolt lengths are unknown and helps to choose the proper length for new holes drilled during installations of modifications. Product Details
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![AN Bolt Gauge Kit [ABLG-4K]](http://www.aprindustries.com/components/com_virtuemart/show_image_in_imgtag.php?filename=AN_Bolt_Gauge_Ki_4bd9c6161aa04.jpg&newxsize=100&newysize=100&fileout= "AN Bolt Gauge Kit [ABLG-4K]")
$18.90
AN Bolt Gauge and 4" AN Bolt Length Gauge Combo Kit. The APR AN Bolt Length Gauge accurately shows the proper length of the AN Bolt required when original bolt lengths are unknown and helps to choose the proper length for new holes drilled during installa Product Details
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![AN Bolt Gauge Kit [ABLG-6K]](http://www.aprindustries.com/components/com_virtuemart/show_image_in_imgtag.php?filename=AN_Bolt_Gauge_Ki_4bd9c71ccd044.jpg&newxsize=100&newysize=100&fileout= "AN Bolt Gauge Kit [ABLG-6K]")
$21.90
AN Bolt Gauge and 6" AN Bolt Length Gauge Combo Kit. The APR AN Bolt Length Gauge accurately shows the proper length of the AN Bolt required when original bolt lengths are unknown and helps to choose the proper length for new holes drilled. Product Details
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