That is to say, mechanical structure can't perform well might be fixed under the professional treatment. It's up to you. The item "ANCIENT Chinese Han dynasty BRONZE CROSSBOW 2200 years old" is in sale since Monday, March 9, 2020.This item is in the category "Antiques\Asian Antiques\China\Figurines & Statues". The seller is "slurm-sticker" and is located in HUBEI. This item can be shipped worldwide.