Fire Team Fit Arm Blaster for Curl Assist, Bicep and Tricep Strengthener for use... $32.99 Make sure this fits by entering your model number. BUILD MASSIVE BICEPS: Minimize injury and maximize results by utilizing proper lifting techniques all while stimulating muscle hypertrophy. Including the arm blaster during your strength training will help increase blood flow to the bicep and tricep region. PROGRESSIVE OVERLOAD: Keep tension on your biceps and triceps, without utilizing momentum for the lift. This increased tension helps build muscle mass and strength by way of progressive overload.