PBB SH-BB51/BB81 4.5″ x 4.5″ Ball Bearing Shim Hinge

Usually Ships: 2-3 Business Days
  • Shims are built into the hinge leaf
  • Quickly shim/square doors with the turn of an Allen wrench
  • Ideal for replacement doors and gap reduction

Available Options:

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PBB SH-BB51/BB81 4545 4-1/2 x 4-1/2 Standard Weight Ball Bearing Shimming Hinge, Five Knuckle, Non-Removable Pin

After years of research and testing, PBB has the solution for shimming/squaring doors. The method only requires a quick turn of an Allen wrench, allowing you to shim the hinge instantly. The shim hinge saves time and money from conventional shimming methods.

  • Shims are built into the leaves, maintaining the structural integrity and durability of the hinge
  • Templated hinge hole pattern
  • Compatible with wood and hollow metal doors and frames
  • Standard NRP (non-removable pin)
  • No additional hardware needed, besides the included set screw and Allen wrench
  • Non-handed
  • Fire-Rated: Stainless steel adjusters maintain UL listing
  • ANSI/BHMA Certified
  • Assembled in the USA
  • Patent #8863358
  • SH-BB51 US32D/630 Satin stainless steel finish
  • SH-BB81 US26D/652 Satin chrome finish

Applications

  • Fire-Rated Hollow Metal Doors
  • Fire-Rated Wood Doors
  • Access Control Doors
  • Gap Reduction
  • General Shimming
Brand

Finishes

630 Satin Stainless Steel, 652 Satin Chrome

Material

BB81: Steel (ANSI A8112) – BB51: Stainless Steel (ANSI A5112)

Size

4.5" x 4.5"

Gauge

0 .134

Usage

Medium Duty

ANSI/BHMA Standard

Meets ANSI/BHMA A156 .1

Special Feature

Built-in Shims, Non-Removable Pin

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PBB SH-BB51/BB81 4.5″ x 4.5″ Ball Bearing Shim Hinge