2-ring binder mechanisms are made of a durable metal and available in with either a 1" or a 1-1/2" ring size in round or slant-d options. These 2-ring binder spines are most common in medical offices, or other offices that use 3-1/8" two-hole top-punched letter size documents.
|Ring Size||Sheet Capacity||Stack Capacity|
|1"||200 Sheets*||5/8" Thick Stack|
|1-1/2"||310 Sheets*||1" Thick Stack|
|Ring Size||Quantity / Box|
|All Sizes||50 Mechanisms / Box|
* This is an approximation based on 20# bond copy paper. May vary depending on paper type.
|Name||Top Bind Letter Size 2-Ring Binder Mechanisms|
|Shipping Weight (lbs)||0|
|Sheet Size||Letter Size [Top-Bind on 8-1/2" Edge]|
|Number of Rings||2-Rings|
|Ring Spacing||3-1/8" Between Rings [Center to Center]|