2
Fasten Cable Pull Clamps, Safety Belt Clamp, and
Lower Jackknife, Lower Back Brace, Kickbrace
and/or A-Frame Hangers to Main Stem.
A0082 Cable Pull Clamp
Please Note:
See project drawings for location on Main Stem. Make
sure Chain Link faces direction of fold. Lightly tap Cable Thimble into
place.
Please Note:
See information for A0349 on Lower Jackknife Hanger place-
ment. Placement can also be determined by scale project drawings. Make
sure Hanger and Cable Sheave are in the direction of fold.
A0448 Lower Jackknife Hanger
(all folding models EXCEPT 855-SF-BT)
A0552 Safety Belt Clamp
Please Note:
A0552 mounts outside Jackknife Hanger using the
same Cap Screws that are used to fasten the Jackknife Hanger in
place.
A0551 Safety Belt Clamp for
855-SF-BT
(top view)
Please Note:
Mount A0551 using a 0033 6" x 2" Half Clamp, two
½"-13 x 2½" Cap Screws, and Flange Lock Nuts. Clamp should be
on same side of backstop as Jackknife.
A0450 (right fold) Jackknife Hanger for 855-SF-BT
(A0449 identical, except for direction of hanger)
Please Note:
See notes on A0349 and A0448 for placement. Attach using
A0105 6" x 4" Half Clamp, ½"-13 x 2½" Cap Screws, and ½" Flange Lock
Nuts. Make sure Cable Sheave is behind Backstop, and facing in the direc-
tion of fold.
Cable Sheave
Jackknife mounts
here
1" OD x 2½"
long pipe
2¼" disc
welded
to pipe
Back or Front Brace Hanger for 855-SF-BT
and 818-WB/818-WB-BT.
Please Note:
To determine distance of Lower Jackknife and Back (or Front)
Brace Hangers from the top of the T-Frame, use this formula: (Middle-of-
Stem to Upper Jackknife or Brace Hanger Hole Center) + (Middle of Stem
to Face-of-Bank).
Main
Stem
1
/
2
"-13 x 2
1
/
2
"
Cap Screws (2),
1
/
2
"-13 Flange
Lock Nuts (2)
0033 6" x 2" Half Clamp,
A0349 Jackknife Hanger
0033 6" x 2"
Half Clamp and
A0082 Cable
Pull Clamp
1
/
2
"-13 x 2
1
/
2
"
Cap Screw,
Flange Lock Nut
Chain
Link
Cable
Thimble
0105 6" x 4"
Half Clamp,
A0448 Jackknife
Hanger
1
/
2
"-13 x 2
1
/
2
"
Cap Screws (4),
Flange Lock Nuts (4)
Cable
Sheave
1
/
2
"-13 x 2
1
/
2
"
Cap Screws,
Nylon Stop Nuts
Jackknife
Jackknife
Hanger (A0448)
A0552
Safety Belt
Anchor
Safety
Belt
1" OD x 2½"
long pipe,
2¼" disc
welded
to pipe
Basketball Backstops by Progressive Sports Construction Group—Ceiling Suspended
Page 23 of 37
(877) 413-0957
(877) 413-0957
