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Collar & Sleeve Guard

5 min • 5m 21s

Atos black belt Rafael Silveira teaches Collar & Sleeve Guard during the fundamental class on 10/29/2025.

Rafael Silveira received his black belt after winning the 2023 IBJJF World Championship as a brown belt from Andre Galvao, in June 2023.

Instagram: @rafaeltsilveira

Tags
rafael silveira, 5 min, collar and sleeve guard, fundamental jiu-jitsu

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