supply of buffer spring, equivalent to plasser par [buffer spring, equivalent to plasser part no.: ud311.307 required for replacement on dts machines. part make: plasser/machweld note: material supplied by firm should be fitted on machine without any modifications and all ports & mounting should match as per existing part on machine and all function of item should work successfully. , buffer spring, equivalent to plasser part no.: ud311.307 required for replacement on d ts machines. part make: plasser/machweld note: material supplied by firm should be fitted on machin e without any modifications and all ports & mounting should match as per existing part on machine and al function of item should work successfully. note: authorized dealer certificate to be submitted with supply [ warranty period: 30 months after the date of delivery ] ]