Stopper for arresting the movement of tray in longitudinal directionThe above image provided by Mr. Loh Matthias is in reverse direction of battery tray. Please refer the below illustrations will clearly define the arresting mechanism of tray in longitudinal direction.

Location of stopper provided in battery tray:

Dimensional details of the threaded block & enforcement plate:

THREADED BLOCKStopper provided below to the Channel of the tray.

Stopper provided on both sides of the tray

M10 x 65mm hexagonal bolt-DIN 933

Threaded block. Refer dimensional details below

Enforcement plate, t=5mm

Hexagonal Counter nut

M10 Conical spring washer-DIN 6796 + M10 Flat washer-DIN 125A