Ruger 22/45® Mark II Magazine

Features

1. Factory Original Ruger Magazine — Genuine OEM magazine built by Ruger to ensure correct fit, feed geometry, and lockup in your 22/45 Mark II pistol.
2. 10-Round .22 LR Capacity — Holds a full 10 rounds of .22 Long Rifle for plinking, training, and target work.
3. Heat-Treated Steel Body — Blued steel construction resists wear and corrosion through thousands of cycles.
4. Polymer Follower — High-impact polymer follower delivers smooth, reliable feeding from the first round to the last.
5. High-Tensile Steel Spring — Stout spring maintains consistent feed pressure throughout the magazine life.
6. Oversized Polymer Baseplate — Reinforced baseplate adds grip surface for fast inserts and quick magazine changes.
7. Side Reloading Button — Thumb-operated follower button lets you compress the spring while loading rounds, reducing thumb fatigue.
8. Mark II 22/45 Fitment Only — Designed specifically for the Ruger Mark II 22/45 rimfire pistol; will not fit Mark III or Mark IV 22/45 models.
9. Model 90045 — Ruger factory part number 90045, UPC 736676900459.