HR21-26TPI-10P HR21-26TPI-10S(75) HR21-26TPI-10S(76) HR21-26TR-10P(75) HR21-26TR-10P(76) HR21-26TR-4P(75) HR21-26TR-5P(75) HR21-26TR-8P(75) HR21-26TR-8S(75) HR21-26TRA-C(75)