Backyard Discovery MALIBU Owner's Manual & Assembly Instructions page 145

Y1 - STAIR BOARD - W4L06621
5/8"x4"x20 5/8" (16x102x525)
STEP 97
SCREW PFH 8x1-1/4"
(10 PLCS)
M35
M35 - STAIR BOARD - W4L06618
5/8"x3 3/8"x20 5/8" (16x86x525)
Y1
K19
MATE
MATE
4"
MATE
145
K19 - STAIR BOARD - W4L06619
5/8"x5 1/4"x20 5/8" (16x134x525)
SCREW PFH
(10)
8x1-1/4"