Do3D.com on Instagram: "😮 TPU Winter Soldier Arm Progress Part 2 by @slades_armory is here!!! He is currently testing different TPU materials using @do3d_com STL files to find what works best for a fully flexible arm. Fewer layer lines, cleaner finish, easier post processing, and no paint cracking 👀 TPU used for this test is from @sunlu_official Part 3 coming soon. Don’t miss it 🔥 #3dprinting #cosplay #wintersoldier #tpu #thunderbolts #buckybarnes #bucky"

Ariel_yu on Instagram: "Cable Kickbacks Variations Know the Difference Gluteus Medius (External Rotation): 1. Set the pulley at the bottom. 2. Externally rotate your working leg to 45 degrees for better gluteus medius engagement. 3. Kick at a 45-degree angle to engage the gluteus medius. Gluteus Maximus (Straight Kickback): 1. Set the pulley at or slightly below hip level to ensure a straight kickback. 2. Step down with your working leg for stability. 3. Kick straight back to maximize gluteus ma