S8340 12CM, 21CM, 30CM dovetail boards, stainless steel edge dovetail boards

S8340 stainless steel edge dovetail plate
Length: 12CM, 21CM, 30CM
The bottom edge is 44mm wide
Edge angle of dovetail: 75 degrees
The width of the middle slot is 6.2mm, which can accommodate M6, 1/4, and M5
Board hole pattern: 1/4, hole spacing: 10MM