Implementation of Rahn Financing SOPs to Support the Sustainability of MSME Financing: A Case Study of the BMT At-Tajdid Sharia Cooperative: Implementasi SOP Pembiayaan Rahn dalam Menunjang Keberlanjutan Pembiayaan UMKM: Studi Kasus Koperasi Syariah BMT At-Tajdid. JKUBS. 2026;5(2):254-270. doi:10.24260/jkubs.v5i2.6424