How much does this cost to the nearest dollar?

Taytool 279205 Three Sheets 5/16 x 5 x 12 Deal Flat Float Plate Glass with 7 Sheets 3M (TM) Lapping Microfinishing Film 4-1/4 x 11 for Scary Sharp Sharpening System
This is a Scary Sharp Sharpening kit with three sheets 5/16 inch float glass and 7 sheets microfinishing film. The Scary Sharp Sharpening Method is an approach to sharpening edge tools that is fast, effective, consistent and very cost effective. Instead of using conventional, more expensive and messy oil, water or diamond stones, the Scary Sharp Method uses specialized microfinishing or lapping film that is adhered to hard, flat substrates. High quality Aluminum Oxide

Price is $52.00
Price: $51.99