Flow — 7

: He inserted the key into the top of the frame and gave it a firm, 90-degree turn.

Arthur didn't reach for a smoker or a heavy canvas suit. Instead, he grabbed a glass jar and a long, stainless steel tool that looked like a large Allen wrench—the "Golden Key." Flow 7

: The Flow 7 frame is designed to fit a standard 10-frame Langstroth hive body. : He inserted the key into the top