Sapper Monitor Arm and Cantilever Shelf:
Center Beam Attachment
Steps for Sapper Monitor Arm:
1. Attach the post mounting bracket
(A) to the Sapper mast using (1)
½-13 x 1 ¼" machine screw (E).
2. Insert (2) spring nuts (F) into the horizontal
slot on the side of the center beam.
3. Align the holes in the post mounting bracket
(A) with the spring nuts (F). The flat side
of the post mounting bracket faces the
center beam with the slot in the bracket
resting on the top lip of the center beam.
4. Attach the post mounting bracket
(A) to the spring nuts (F) with (2) M6
x 14mm machine screws (G).
Steps for Cantilever Shelf Center
Beam Attachment:
1. Attach the post mounting bracket
(A) to the post extrusion (B) using (1)
½-13 x 1 ¼" machine screw (E).
2. Insert (2) spring nuts (F) into the horizontal
slot on the side of the center beam.
3. Align the holes in the post mounting bracket
(A) with the spring nuts (F). The flat side
of the post mounting bracket faces the
center beam with the slot in the bracket
resting on the top lip of the center beam.
4. Attach the post mounting bracket
(A) to the spring nuts (F) with (2) M6
x 14mm machine screws (G).
5. Attach the cantilever shelf support
(C) to the post extrusion (B) using (1)
½-13 x 1 ¼" machine screw (E).
6. Attach the cantilever shelf (D) to the
cantilever shelf support (C) using (4)
¼-20 x ½" machine screws (H).
(A) 3AB4038* (B) 3AB4065* (C) 3AB4064*
(D) 3AB2280(_); 12" x 12" shelf
3AB2281(_); 12" x 24" shelf
(12" x 12" shelf shown)
(E) 3AB405240 (F) 3AB402196
(G) 3AB405640 (H) 7143440
Pattern Numbers Represented:
Sapper Monitor Arm Center Beam Side Mount, YCBMS
Cantilever Flat Shelf, YSCS__
Parts List for Sapper Monitor Arm:
Post Mounting Bracket (A)
½-13 x 1¼" Machine Screw (E)
Spring Nut (F)
M6 x 14mm Machine Screw (G)
Sapper Mast
Center Beam
Parts List for Cantilever Shelf:
Post Mounting Bracket (A)
Post Extrusion (B)
Cantilever Shelf Support (C)
Cantilever Shelf (D)
½-13 x 1¼" Machine Screw (E)
Spring Nut (F)
M6 x 14mm Machine Screw (G)
¼-20 x ½" Machine Screw (H)
Canter Beam
Tools Needed:
Drill
Phillips #3 bit
NOTE: ( ) at end of part number indicates that
laminate/ veneer finish code must be added
at the end. Example: 3AB2280(Y861).