How much does this cost to the nearest dollar?

Arrma Differential Gear Set
This super-strong Diff Gear Set provides replacement parts for your kit items.Features Super-tough and durable steel to withstand extreme RC action - Precision manufactured Gear Teeth for consistent performance in all conditions - Metal Cross Shafts for long-lasting durability and super-efficient running at high speedsIncludes 4 x 10T Satellite Gears 2 x Metal Cross Shafts 2 x 20T Planetary Gears 4 x Satellite Gear Shims 4 x Metal Cross Shaft Insert ARRMA Diff Gear Set, Dimensions 4 x 2.63 x 0.38 inches, Weight 1.12 ounces, model number Manufacturer recommended age 14 years and up, Rank Toys & Games RC Vehicle Differentials 72, Manufacturer Horizon Hobby, Available September 7, 

Price is $14.00
Price: $13.99