The ADCO Super Thumb Jr. is a purpose-built magazine loader designed specifically for .22 LR Ruger magazines, including Mark series and compatible models.
Caliber: .22 LR
Compatible Firearms: Ruger Mark series and similar .22 LR pistols
Material: High-impact polymer
Function: Reduces thumb fatigue and protects magazine feed lips
Portability: Compact design fits in range bag or pocket
