Step 44: Attach Tunnel Entrance
A: Attach Entrance Assemblyt to Tunnel MK Rails using 2 (H11) Hex Bolts (with lock washer, flat washer and
t-nut). Keep bolts loose. (Fig. 44.1 and 44.2)
1/4" Lock
Washer
H11
per side
392
1/4" Flat
Washer
Fig. 44.2
Fig. 44.1
1/4" T-Nut
Floor Board
hidden for clarity
Hardware
2 x
1/4 x 2-3/4" Hex Bolt
H11
(1/4" lock washer, 1/4" flat washer, 1/4" t-nut)
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