The US Army Tan 499 Medium Rucksack Frame is a rigid external frame designed to support the MOLLE II medium rucksack. It provides structural stability and distributes weight for improved load carriage in the field.

• Pattern: Tan 499
• Material: High strength polymer
• Function: External frame for rucksack support and weight distribution
• Compatibility or Design: Fits MOLLE II medium rucksack with adjustable shoulder and waist harness attachment points

Issued to U.S. Army personnel as part of the MOLLE II load carriage system.