What is T1 and E1 | Difference Between T1 and E1 | UP

t1 slotT1. slot grendel atas 80cm pintu garasi bukan wina handerson lokal. Rp39.200. Jakarta Barat. Beli. Tambah ke Keranjang. Rekomendasi untukmu.Anyone else having this issue? I’ve ran several T8 vaults (with my first two slots already being T8) and no matter what this last slot will not upgrade from T1 to