1. Unit cost of #105839 should be US$0.60, please correct it as per attached PI-103528.R2.
2. Price difference of #105839 and #105829 : (US$49.60 – US$0.60)*32 = US$1,568.00
To deduct the cost US$610.00 of Laser Distance Measurement per SDL-103159.A :
US$1,568.00 – US$610.00 = US$958.00
3. Unit cost of #200772 Chain Bucket 2# is US$13.80.
Please check and confirm the spare parts list to meet overpaid US$958.00 for us to prepare them accordingly.