Umarex / KWA HK45 Replacement Magazine Catch ( Parts No.315 )
Very low stock$49 HKD$70Unit price /UnavailableUmarex / KWA HK45 Magazine Replacement Gas Route Rubber ( Parts No.103 )
Very low stock$39 HKDUnit price /UnavailableUmarex / KWA HK45 Replacement Hop-Up Chamber Parts ( Parts No.328 )
Low stock$33 HKD$47Unit price /UnavailableUmarex / KWA HK45 Replacement Hop-Up Adjust Ring ( Parts No.332 )
Very low stock$11 HKD$16Unit price /Unavailable