GTC030-20-27P-LC GTC030-20-27P-LC-027 GTC030-20-27PW GTC0302027PW025 GTC030-20-27PW-025 GTC030-20-27PW-025-B30 GTC030-20-27PW-025-B30-LC GTC030-20-27PW-025-LC GTC030-20-27PW-B30 GTC030-20-27PW-B30-LC