An Austrian Model 1769/75 Heavy Cavalry Sword

Straight single edged blade with fuller on both sides, engraved on either side with the Hapsburg eagle and crown (partly rubbed), one side deeply stamped No 2, probably a a regimental marking. Spine marked 66?. Steel hilt of standard pattern, pronounced quillon finial marked "8". Leather-wrapped grip. Heavy scabbard of iron over wood, inner rim of scabbard stamped IIV. Austria, late 18th century, length 106 cm. Grey metal showing areas of pitting overall. Condition 2