supply of manufacture and supply of 10 mm thick composite grooved rubber sole plate conforming to rdso drg. no. t-8998 for use on sharp curve with wider psc sleeper t-8979 to t-8982 suitable to 60kg (uic)/60e1 rails fulfilling the requirement of draft irs specification irs t-55-2025 and draft str document no. tdg 0042 rev. 01.manufacture and supply of 10 mm thick composite grooved rubber sole plate conforming to rdso drg. no. t-8998 for use on sharp curve with wider psc sleeper t-8979 to t-8982 suitable to 60kg (uic)/60e1 rails fulfilling the requirement of draft irs specification irs t-55-2025 and draft str document no. tdg 0042 rev. 01.,manufacture and supply of 10 mm thick composite grooved rubber sole plate conformi ng to rdso drg. no. t-8998 for use on sharp curve with wider psc sleeper t-8979 to t-8982 suitable to 60kg (uic)/60e1 rails fulfilling the requirement of draft irs specification irs t-55-2025 and draft st r document no. tdg 0042 rev. 01. [ warranty period: 30 months after the date of delivery ] ]