Original U.S. Vietnam War 1966 Model Lightweight Rucksack Frame With 1971-Dated Rucksack Field Gear The hat cord is

The hat cord is

Overall length: 24 7/8“

This wonderful  "Bill" style polearm was originally kept in the regimental Military Museum commemorating the BATTLE OF THE BOYNE in 1690

leaving an outline that can be seen in the tropical camouflage

It is not held in place by the elastic band though an original one should be easy to source

Original U.S. Vietnam War 1966 Model Lightweight Rucksack Frame With 1971-Dated Rucksack Field Gear The hat cord isOriginal Item: Only One Frame Available. This is a beautiful, genuine Lightweight Rucksack Frame with matching rucksack. This model 1966 version features a riveted construction with wraparound tabs on strap loops. The tabs would be eliminated on the next frame modification introduced in 1968. The frame is complete with correct shoulder straps, upper and lower back straps, and buckle tabs for attaching cargo straps, which are not present. This example