5d12f34d_ct_Guides___Health_and_Fitness__MUSCLE_GROUP
[WHAT IT IS?] The back of your arm between elbow and shoulder [WHEN DO YOU USE IT?] Pushing things away from you [WHICH MACHINES EXERCISE IT?] Rowers, home gyms [MUSCLE GROUP] 
Triceps
Argos Product Guides - Health and Fitness
MUSCLE GROUP