79mm L bracket with M6 threaded hole located @ 35.6mm & 56.9mm from 25mm bore.
$40.60
Bracket
M6
19 mm
35.6 mm
56.9 mm
79 mm
0.18
0.25” Dia. Male Center with 1/4-20 thread
Pusher Clamp with 1/4-20 thread
Rotational 3 Jaw Chuck with 1/4-20 thread