(https://i.postimg.cc/hj0G5WTr/DSC02755-sized.jpg) (https://postimages.org/)
Cartridge is from Ammo Manufacture: Buffalo Bore .357 Mag
Muzzle Velocity; Advertised: 1700 fps (No barrel length mentioned)
Muzzle Energy; Advertised: 802 ft/lbs
Actual Instrumental Velocity 1506 fps; 4" 686; 44°F
Target dot 4"
(https://i.postimg.cc/0ynqn14f/DSC02781-sized.jpg) (https://postimg.cc/LJJ74w2Y)
Brass Make/Headstamp: StarLine 357 MAGNUM
Bullet Make/Weight/Construction/Info: Hornady? 125gr JHP;
(https://i.postimg.cc/L4NXkSH4/DSC02759-sized.jpg) (https://postimages.org/)
(https://i.postimg.cc/m2ngqSz0/DSC02762-sized.jpg) (https://postimages.org/)
(https://i.postimg.cc/L5C8mtyg/DSC02763-sized.jpg) (https://postimages.org/)
.3568" dia; .547" long;
Actual Weight: 125.0 grs.
C.O.A.L.: 1.577"
Primer: Nickel; Fed 200?
(https://i.postimg.cc/Yq0SbP96/DSC02764-sized.jpg) (https://postimages.org/)
Case: Brass StarLine
1.280" ; 74.0grs. w/o primer
(https://i.postimg.cc/qvCvdC2g/DSC02760-sized.jpg) (https://postimages.org/)
Powder Description/Positive ID/Type/Charge Weight: Flattened Ball; 22.4grs.;
(https://i.postimg.cc/gjk09SKP/DSC02757-sized.jpg) (https://postimages.org/)
(https://i.postimg.cc/g0VcxFSW/DSC02756-sized.jpg) (https://postimages.org/)
(https://i.postimg.cc/nLbcVc12/DSC02761-sized.jpg) (https://postimages.org/)
I was thinking this powder was 300-MP, as that is the load I shoot mostly with 125gr bullets. But after shooting this ammo and getting over 1500 fps, on a cold day no less, I don't believe this is the case. The fastest I ever got with 300-MP was 1428 fps on a warm day.
(https://i.postimg.cc/HLhYdCd2/125gr-300-MP-sized.jpg) (https://postimages.org/)