The Tektronix 205 is an oscilloscope cart. It is wider than average and can accommodate wide scopes like the 556, 565, and 567, or two 7xx3 scopes side by side.
205-3 has four comparment for 560 series Plug in.
205 Model B
Tek 567 and 7704A on 205. The 567 requires a wide cart
7623 and 7613 on one 205 cart
Tilt-lock feature on 200-series carts
565 with 205-3 cart
556 on 205 cart