Bee Stinger Llc B Sport Hunter Xtreme 8.6 Infinity System, 8-Inch Features a longer front SHX (Sport Hunter Xtreme) stabilizer Features shorter back SHX stabilizer (6-in.) mounted to an elite side arm for maximum adjustability (1) 8-in. SHX Stabilizer, (1) 6-in. SHX Stabilizer, and (1) Elite Adjustable Side Arm