These are both loaded in once fired brass
(https://fbcdn-sphotos-g-a.akamaihd.net/hphotos-ak-frc3/t1.0-9/1510433_672279506143418_2138453935_n.jpg)
I have no idea what HP they are using!
(https://scontent-a-ord.xx.fbcdn.net/hphotos-prn2/t1.0-9/1383354_672279689476733_992935131_n.jpg)
(https://scontent-b-ord.xx.fbcdn.net/hphotos-frc3/t1.0-9/1511099_672279846143384_330912420_n.jpg)
(https://scontent-b-ord.xx.fbcdn.net/hphotos-prn2/t1.0-9/1514496_672280102810025_437453591_n.jpg)
I found these at Walmart today believe it or not! In the past, I tested them out of the 4" GP100, but not the 6" and we also didn't do a pull-down or gel test.
(https://scontent-a-ord.xx.fbcdn.net/hphotos-prn2/t1.0-9/10012469_672282496143119_1950034090_n.jpg)
Atlanta Arms 115gr TCJ (Reload)
Springfield XD 4" 1133, 1147, 1164, 1153, 1158. Average = 1151 FPS/ 338 LBS
EAA Elite Limited 4.75" 1162, 1172, 1209, 1184, 1213. Average = 1188 FPS/ 360 LBS
Atlanta Arms 115gr JHP (Reload)
Springfield XD 4" 1035, 1055, 1075. Average = 1055 FPS/ 284 LBS
EAA Elite Limited 4.75" 1072, 1065, 1098. Average = 1078.33 FPS/ 297 LBS
Magtech Guardian Gold 124gr JHP
Springfield XD 4" 1147, 1154. Average = 1150.5 FPS/ 365 LBS
EAA Elite Limited 4.75" 1167, 1147. Average = 1157 FPS/ 369 LBS
Remington 125gr JSP
Ruger GP100 6" 1474, 1480, 1512. Average = 1488.66 FPS/ 615 LBS
Buffalo Bore 305gr Hardcast
Ruger Redhawk 7.5" 1366, 1380, 1381. Average = 1375.66 FPS/ 1282 LBS