GPO0119-950-3 GPO-135-1.6/0.8-0-SP GPO-135-12.7/6.4-0-SP GPO-135-19/9.5-0-SP GPO-135-2.4/1.2-0-SP GPO-135-25.4/12.7-0-SP GPO-135-3.2/1.6-0-SP GPO-135-4.8/2.4-0-SP GPO-135-6.4/3.2-0-SP GPO-135-9.5/4.8-0-SP