This is a magazine loader for .22 lr magazines. Named V10 & X10 LULA, made by Maglula.
These will fit:
Beretta U22 NEOS
Browning BuckMark
COLT Woodsman/Cadet
High-Standard .22
Ruger MK I, II, III, 22/45
S&W 22A/22S (only X10-LULA™ will load well)
S&W Victory
