90-10-111 Without silicone connector, small (Each) 90-10-222 Without silicone connector, medium (Each) 90-10-333 Without silicone connector, large (Each) 90-10-444 Without silicone connector, large (Each) 90-10-001 With moveable silicone connector (15 mm I.D.) small (Each) 90-10-002 With moveable silicone connector (15 mm I.D.) medium (Each) 90-10-003 With moveable silicone connector (15 mm I.D.) large (Each) 90-10-004 With moveable silicone connector (15 mm I.D.) large (Each)