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Letter Size 3-Ring Binder Mechanisms

Item #: RINGMECHSLET-CFG

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Binder mechanisms are a popular solution for making your own custom binders, unique display swatches and much more. These mechanisms are letter size and compatible with standard 8 ½" x 11" sheets. Sometimes called ring binder parts, mechanisms are the metal spine pieces found on the inside of ring binders. They feature 3 rings with standard 4 ¼" spacing between the rings. Available in several different ring sizes from as small as 1/2" up to as large as 4", some sizes being available in round and slant-d styles. You can buy letter size 3-ring binder mechanisms online in either standard silver, as well as black or brass in select ring sizes.

Starting at: $41.50

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What Size Coil Should I Order? Spiral Binding Size Selector Chart.

  Ring Size     Sheet Capacity*     Stack Capacity  
  1/2"     110 Sheets     1/4" Thick  
  3/4"     150 Sheets     3/8" Thick  
  1"     200 Sheets     5/8" Thick  
  1 ½"     310 Sheets     1" Thick  
  2"     450 Sheets     1 ½" Thick  
  2 ½"     540 Sheets     2" Thick  
  3"     650 Sheets     2 ½" Thick  

 

Packaged Quantities

 

  Mechanism     Ring Size     Qty/Bx  
  Silver     All Sizes     50  
  Black & Brass     1/2"     200  
  Black & Brass     3/4"     200  
  Black & Brass      1"     160  
  Black & Brass     1-1/2"     144  
  Black & Brass     2"     54  

 

Product Description

Letter size ring binder mechanisms are the spine piece found on the inside of ring binders and work for 8-1/2" x 11" standard letter sized papers. Also sometimes called "binder parts" or "binder spines", these ring mechanisms are available in many different ring diameters ranging from as small as 1/2" up to 4". You can also choose from either round or slant-d rings, as well as the color of the metal mechanism in either standard silver, black or brass in some ring sizes. You can use ring binder mechanisms to make your own ring binders, scrapbooks, flip books, agenda books and more.
 

What Size Coil Should I Order? Spiral Binding Size Selector Chart.

  Ring Size     Sheet Capacity*     Stack Capacity  
  1/2" (Round Ring)     110 Sheets     1/4" Thick Stack  
  3/4" (Round Ring)     150 Sheets     3/8" Thick Stack  
  1" (Round Ring)     200 Sheets     5/8" Thick Stack  
  1-1/2" (Round Ring)     310 Sheets     1" Thick Stack  
  2" (Round Ring)     450 Sheets     1-1/2" Thick Stack  
  2" (Slant-D Ring)     450 Sheets     1-1/2" Thick Stack  
  2-1/2" (Round Ring)     540 Sheets     2" Thick Stack  
  3" (Round Ring)     650 Sheets     2-1/2

 

Packaged Quantities

  Mechanisms Style     Ring Size     Quantity / Box  
  2-Ring Letter Size [Top Bind]     All     50 / Box   
  3-Ring Half Size     All Sizes     50 / Box  
  3-Ring Letter Size, Silver     All Sizes     50 / Box  
  3-Ring Letter Size, Colored Metal (Black & Brass)     1/2"  
  3/4"  
  1"  
  1-1/2"  
  2"  
  200 / Box  
  200 / Box  
  160 / Box  
  144 / Box  
  54 / Box  
  3-Ring Letter Size, Plastic     All Sizes & Colors     150 / Box  
  4-Ring Letter Size     All Sizes     50 / Box  
  6-Ring Memo Size     1/2"  
  3/4"  
  1"  
  500 / Box  
  300 / Box  
  300 / Box  

 * This is an approximation based on 20# bond copy paper. May vary depending on paper type.

Specifications

Name Letter Size 3-Ring Binder Mechanisms
Item # RINGMECHSLET-CFG
Shipping Weight (lbs) 0
Sheet Size Letter Size [8-1/2" W x 11" H Insert Sheets]
Manufacturer US Ring
Size Letter Size (8.5" x 11")
Material Metal
Sheet Size Letter Size [8 ½" W x 11" H]
Number of Rings 3-Rings
Ring Spacing 4-1/4" Between Rings [Center to Center]
Boosters Yes

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