Lithium Ion for XS1, XS2, XS3, XS4, 750-300, 750-308 $69.00Call For Availability904-800-6333 Inquiry Form Name* Email* Mobile* Comments*CAPTCHA Category: ACCESSORIES Related products EBERLESTOCK PACK – UNICAM Magpul 308 WinMag Magazine Gen 3, 20-round Sportster Pivot Bipod and Picatinny Mount 6″-9″ 5.56 Magpul Gen3 20 Round Mag