MeiKe MK-550D/BG-E8/BP-550D Battery Grip for Canon 550D/Rebel T2i/Kiss X4 600D/Rebel T3i/Kiss X5 650D/Rebel T4i/Kiss X6i | MeiKe Store
Amazon.com: mcoplus BG-550D Vertical Battery Grip as BG-E8 Replacement for Canon EOS 550D 600D 650D 700D Rebel T2i T3i T4i T5i DSLR Camera, Hold LP-E8 or AA Battery : Electronics
Phottix BP-600D (BG-E8) Premium Series Battery Grip for Canon EOS 550D, 600D, 650D Digital SLR Camera - Battery Grips - ShaShinKi
Amazon.com : Neewer Vertical Battery Grip with 2 Pieces LP-E10 Battery Replacement for Canon EOS 1100D / 1200D / 1300D/ Rebel T3 / T5 / T6 : Electronics