Engineering- Research & Development

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Engineering- Research & Development (Moderators: Rocker1, Wayne52)

For the discussion of hands on air gun related development, modifications, testing data etc.

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Subject / Started by	Replies / Views	Last post
Size of the bottle threads in a Airforce Texan ? Started by Brian W Cook	6 Replies 621 Views	March 19, 2020, 08:21:34 AM by PCPhack
What Cad drawing program do you use? Started by HunterWhite « 1 2 »	25 Replies 3607 Views	March 04, 2020, 12:32:03 AM by nced
Rust Bluing? Started by WestCoastFranky	6 Replies 708 Views	February 18, 2020, 08:02:50 PM by Wayne52
Balanced valve REVISION .. lets do it another way with advantages Started by Motorhead « 1 2 3 »	48 Replies 3424 Views	February 14, 2020, 11:29:47 PM by Scotchmo
1.375 dia "2240" valve volume? Started by A.Brown	11 Replies 778 Views	January 26, 2020, 08:36:46 PM by rsterne
Evanix max barrel measurements for machining Started by MarkAus80	0 Replies 304 Views	January 26, 2020, 01:23:08 PM by MarkAus80
Ideas for stopping ricochets off of wooden post? Started by SwampHunter	13 Replies 969 Views	December 16, 2019, 10:52:46 PM by superchikn
Hacking the Crosman Vigilante Started by George Schmermund « 1 2 3 ... 16 »	302 Replies 40388 Views	December 16, 2019, 02:10:45 PM by Rob M
Casting Airgun pellets Started by VadimTheGop	5 Replies 688 Views	December 15, 2019, 10:44:58 PM by rsterne
Pacific tool pricing Started by Hobbyman2007	0 Replies 371 Views	December 01, 2019, 07:35:48 AM by Hobbyman2007
Gamo Urban Air Tube Started by Backyard Shootr	2 Replies 441 Views	November 23, 2019, 02:15:04 PM by Backyard Shootr
Umarex gauntlet shroud ID? Started by Long_Gun_Dallas	1 Replies 734 Views	November 22, 2019, 01:48:59 AM by Nvreloader
Good quality solid carbide bits Started by tkerrigan	14 Replies 751 Views	November 21, 2019, 06:40:37 PM by Bill G
O-ring groove machining Started by Aldea6	4 Replies 899 Views	November 21, 2019, 06:01:33 PM by Bill G
sights for TX200 Started by s500	1 Replies 324 Views	November 11, 2019, 04:25:36 PM by Motorhead
New valve for regulated Hatsan in 22 cal Started by taurusmk	2 Replies 705 Views	November 05, 2019, 05:36:15 AM by taurusmk
Prototype Benji Disco 6 shot magazine Started by DIY_guy « 1 2 3 4 »	60 Replies 8171 Views	October 07, 2019, 05:57:08 PM by JnJHess
392 sear engagement Started by antithesis	0 Replies 865 Views	September 24, 2019, 11:21:32 PM by antithesis
Square holes Started by shorty	14 Replies 2629 Views	September 24, 2019, 10:35:03 PM by antithesis
Dump valve gun breakdown video Started by Machineman	5 Replies 2834 Views	September 23, 2019, 02:18:40 PM by Brian W Cook
Prints for a regulator tester?? Started by HighAltitudeAir	11 Replies 2830 Views	September 14, 2019, 03:56:33 AM by srkhan
My Ulitmate Valve / Hammer / Spring configuration ..... What power do you want ? Started by Motorhead	10 Replies 1922 Views	September 08, 2019, 10:46:35 PM by Madd Hatter
Ballistics By The Inch! Started by 187Penguin	11 Replies 4472 Views	September 03, 2019, 12:51:41 AM by Horatio
a idea I have for the bulldog and pitbulls short moderator Started by MartMan	0 Replies 2468 Views	September 02, 2019, 02:03:11 PM by MartMan
Replacing fiber optic sights Started by Oldjoe47	6 Replies 1809 Views	August 27, 2019, 05:28:34 PM by AmBraCol

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