Shop › Seat Slide – 3/4″ Round 25° Image 1 of 1 Seat Slide – 3/4″ Round 25° $13.50 Front Round Slide, 25° 3/4″ Diameter. Front Seat Slide Welding Complete. Black Powder Coated. Add to Cart Added! Front Round Slide, 25° 3/4″ Diameter. Front Seat Slide Welding Complete. Black Powder Coated.