5d12f34d_ct_Guides___Health_and_Fitness__MUSCLE_GROUP
[WHAT IT IS?] Capping your shoulders. There are three parts, anterior deltoid (front), medial deltoid (middle), and posterior deltoid (rear) [WHEN DO YOU USE IT?] Lifting things above your head [WHICH MACHINES EXERCISE IT?] Cross trainers, rowers, home gyms [MUSCLE GROUP] 
Deltoids
Argos Product Guides - Health and Fitness
MUSCLE GROUP