BudsGunShop.com - Will this work in a 22lr Ruger charger?

Greg, yes this works with the charger. Details here >>>> robertrtg.com/store/pc/RUGER-10-22-10RD-MAGAZINE-NEW-BX-1-p4285.htm

No the 10rd 10/22 magazines will not fit, the charger comes with bx15 or 25 round magazines, the only 10rd that will fit
Are after market and they are the same length as the 15 rd but are pinned.
ruger.com/products/22Charger/models.html
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10rd magazines here
budsgunshop.com/product_info.php/products_id/72599

Greg, yes Sir, this magazine will work no issue. Cheers and be safe!