Trisonic Toilet Seat Hinge Bolts - Attaches Toilet Seat Hinge to Bowl Trisonic Toilet Seat Hinge Bolts - Attaches Toilet Seat Hinge to Bowl Price: $5.99 Sale Price: $5.69 & FREE Shipping You Save: $0.30 (5%) Add to Cart Usually ships the same business day, If ordered before 11 AM EST. SKU: 208339. Be The First To Write A Review 0.00 Review (0) (0) (0) (0) (0) Write a Review Write a Review Score: Title: Review: Ask a Question Question: Thank you, your review has been submitted.