Attaches directly to side mount plate (not included) and provides 12 top rail slots plus 8 side rail slots.
Locks into place, easy install. Must fit to a side plate adapter (optional extra) - shown in last 3 photos and further below:
5.43 x 3.27 x 1.93 IN (L x W x H)
Side mount model shown for illustration: MAKSB1 (optional extra - select Yes to add)