Import inquiry for work machinery parts Russia

I wish to ask you if you have an item number 792-767-73 of Komatsu valve for pc4000, quantity: 1.
Please let me know an availability, price, net weight, delivery/production time.
please feel free to contact me.

And tell me if you sell the following goods (maybe you have aftermarket parts or cross-numbers):

2704441 HUB-BRAKE for CAT-789 quantity: 4

IMPERIAL-X19 Protection Chain for CAT-777 quantity: 2