Service kit for Umarex T4E HDR 50 revolver Spare parts for Umarex T4E HDR50 Revolver, item codes 2.4757 and 2.4758.

Contents:

Large trigger spring

Small trigger spring

O-Ring 11 x 1.2 mm

O-Ring 6 x 1.5 mm

Valve seal

Instant Pierce Valve