Z-Bar Splice Sign Mount

Use with U-Channel and Square Sign Posts

Z-Bar Splice Sign Mount
Item #
Y3567-ZB19
Z-Bar Design
Package includes one Z-bar. Installation guidelines below.

Note:

For use on signs with ⅜″ dia. holes, mounted on either U-Channel or Square sign posts.

Our signs are provided with 2 standard holes, installation using this bracket requires all signs to have a minimum of 4 holes (2 top and 2 bottom) following the Z-bar configuration below. We do not offer custom holes on the website at this time. If you require holes on your signs to use with these z-bars, contact customer service and request a price quote.

Size:

Material:

Laminate:

Mounting:

Packaging:

Kits
Each
1–2
$28.00
3–4
$27.15
5–9
$26.35
10–19
$25.55
20–39
$24.80
40+
$24.05
Price: $28.00
0 In Stock
Special freight arrangements are necessary. Learn More

Need a quote for a large order? Call 800−274−5271 or email us.

Package includes one Z-bar. Review the installation guidelines below to order the correct number of bars for your application.

Aluminum Z-Brackets are great for supporting signs in medium to high speed zones and on high wind areas. This Z-bar splice attaches signs to U-channel or Square posts. Available in six different sizes to fit multiple sign dimensions and shapes.

Mounting hardware to attach Z-bar splice to signs posts is sold separately. Use either our popular Bolting Set or our Tamper Resistant Hardware.

NY DOT specifications: Aluminum Z-Bars weighing 1.00 lb/ft and measuring 2⅜″ × 1¼″ × 3/16″ may be pre-punched with 5/16″ diameter holes at 1″ centers along the entire length.

The horizontal z bar length shall be a minimum of 1″ longer than the center to center distance between extreme mounting holes. Where posts are located at the end of horizontal z bar, the horizontal z bar shall extend beyond the side of the post a minimum of one ½″ and a maximum of 2″.

Product Information

Details

Z-Bar Sign Mount Features

  • Available in 6 different sizes.
  • Pre-drilled Z-bars attached securely to signs.
  • Supports signs in high wind areas.
  • Z-Bar holes are 5/16″ and 7/16″ in diameter with a distance of 1″ from centers.
  • Sign to Z-Bar mounting hardware is included.
  • Bolting set to attach Z-bar to post is sold separately. Use either our popular Bolting Set or our Tamper Resistant Hardware.
  • Weight:
    9″ Z-Bar: 0.88 lbs,
    13″ Z-Bar: 1.2 lbs,
    16″ Z-Bar: 1.4 lbs,
    19″ Z-Bar: 1.65 lbs,
    25″ Z-Bar: 2 lbs,
    31″ Z-Bar: 2.8 lbs.
Z-Bracket Mounting on U-channel Post

Z-bar Hole Diameter

Z-bar is provided with two different hole sizes on each leg, 5/16″ holes attach Z-bar to sign and 7/16″ hole attaches Z-bar to post.

Z-bracket Mounting

Installation Procedures

Z-Bar Splice on a U-Channel Post

Drill 3/8" diameter holes on the sign following
Z-bar Hole configuration.
Attach and secure Z-bar to sign using bolting set.
5/16" holes attach sign to Z-bar.
Position and mount Z-bar on U-channel post,
pushing bolt through the Z-bar and post.
Securing it tighly with nut.
Back view of a 24" square sign mounted on
a U-channel post with two 19" Z-bars.

NY DOT - Signs and Z-Bars configuration

The following hole configuration chart follows New York DOT requirements, however, it is only attributed to the Z-bar lenghts that are offered in this website. Holes size must be 3/8″ diameter.

Post and horizontal Z bar arrangements are shown for common blanks. These arrangements may be adjusted as necessary where a number of sign blanks are grouped in sign assemblies or where additional posts are required due to post capacity limitations.

For Rectangular Signs

Sign Size & Shape Z-Bar Size & Quantity Diagram Hole configuration Hardware Included
24 x 8" Rectangle Two 19" Z-bars 24 x 8 Z-bar configuration Two 3/8" holes 18" apart horizontally (top and bottom) and 4" apart vertically. 1 set of bolting hardware per Z-bar.
24 x 12" Rectangle Two 19" Z-bars 24 x 12 Z-bar configuration Two 3/8" holes 18" apart horizontally (top and bottom) and 6" apart vertically. 1 set of bolting hardware per Z-bar.
24 x 18" Rectangle Two 19" Z-bars 24 x 18 Z-bar configuration Two 3/8" holes 18" apart horizontally (top and bottom) and 12" apart vertically. 1 set of bolting hardware per Z-bar.
24 x 30" Rectangle Two 19" Z-bars 24x36 Z-bar configuration Two 3/8" holes 18" apart horizontally (top and bottom) and 24" apart vertically. 1 set of bolting hardware per Z-bar.
24 x 36" Rectangle Two 19" Z-bars 30x36 Z-bar configuration Two 3/8" holes 18" apart horizontally (top and bottom) and 30" apart vertically. 1 set of bolting hardware per Z-bar.
30 x 24" Rectangle Two 25" Z-bar 24x12 Z-bar configuration Two 3/8" holes 24" apart horizontally (top and bottom) and 18" apart vertically. 1 set of bolting hardware per Z-bar.
30 x 36" Rectangle Two 25" Z-bar 30x12 Z-bar configuration Two 3/8" holes 24" apart horizontally (top and bottom) and 30" apart vertically. 1 set of bolting hardware per Z-bar.
36 x 12" Rectangle Two 31" Z-bars 30x18 Z-bar configuration Three 3/8" holes 15" apart horizontally (top and bottom) and 6" apart vertically. 2 sets of bolting hardware per Z-bar.
36 x 18" Rectangle Two 31" Z-bars 18 square Z-bar configuration Three 3/8" holes 15" apart horizontally (top and bottom) and 12" apart vertically. 2 sets of bolting hardware per Z-bar.
36 x 24" Rectangle Two 31" Z-bars 24x24 square Z-bar configuration Three 3/8" holes 15" apart horizontally (top and bottom) and 18" apart vertically. 2 sets of bolting hardware per Z-bar.
36 x 30" Rectangle Two 31" Z-bars 36 x 30 Z-bar configuration Three 3/8" holes 15" apart horizontally (top and bottom) and 24" apart vertically. 2 sets of bolting hardware per Z-bar.
36 x 48" Rectangle Three 31" Z-bars 36 x 48 Z-bar configuration Three 3/8" holes 15" apart horizontally (top and bottom) and 21" apart vertically. 2 sets of bolting hardware per Z-bar.
12" wide Signs 9" Z-bars 12 x 18 Z-bar configuration For 12" wide signs, a 9" Z-bar is recommended. Z-bar configuration not applicable with NY DOT. 1 set of bolting hardware per Z-bar.
18" wide Signs 13" Z-bars 12 x 18 Z-bar configuration For 18" wide signs, a 13" Z-bar is recommended. Z-bar configuration not applicable with NY DOT. 1 set of bolting hardware per Z-bar.

Other Shapes

Sign Size & Shape Z-bar Size & Quantity Diagram Hole configuration Hardware Included
24" Square Two 19" Z-bars 30 Octagon Z-bar configuration Two 3/8" holes 18" apart horizontally (top and bottom) and 18" apart vertically. 1 set of bolting hardware per Z-bar.
30" Square Two 25" Z-bars 30 Octagon Z-bar configuration Two 3/8" holes 24" apart horizontally (top and bottom) and 24" apart vertically. 1 set of bolting hardware per Z-bar.
36" Square Two 31" Z-bars 30 Octagon Z-bar configuration Two 3/8" holes 15" apart horizontally (top and bottom) and 30" apart vertically. 2 sets of bolting hardware per Z-bar.
24" Diamond Two 13" Z-bars 30 Octagon Z-bar configuration Two 3/8" holes 12" apart horizontally (top and bottom) and 16" apart vertically. 1 set of bolting hardware per Z-bar.
30" Diamond Two 16" Z-bars 30 Octagon Z-bar configuration Two 3/8" holes 15" apart horizontally (top and bottom) and 20" apart vertically. 1 set of bolting hardware per Z-bar.
24" Octagon Two 13" Z-bars 30 Octagon Z-bar configuration Two 3/8" holes 13" apart horizontally (top and bottom) and 16" apart vertically. 1 set of bolting hardware per Z-bar.
30" Octagon Two 16" Z-bars 30 Octagon Z-bar configuration Two 3/8" holes 15" apart horizontally (top and bottom) and 20" apart vertically. 1 set of bolting hardware per Z-bar.

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