Drumstick Belt Plate on Leather Sling with Buckle

eBay seller kangel2 ( 1375) sold item no. 120553967399 for $485.00 on 4/12/10 described as:

DRUMMER'S BUCKLE w/SLING AUTHENTIC CIVIL WAR
Authentic and gauranteed Civil War Drummer's belt plate and complete leather sling with iron rings, and S hook for the hanging of the drum and large brass buckle! We find no markings but this is a very rare piece indeed! This may not be the original drummers plate that was on this belt. It is an original CW buckle and same with the belt.