How much does this cost to the nearest dollar?

AZSSMUK DC Worm Gear Motor 12V 16RPM Self-Locking Reversed Mini Turbine Geared Carbon Brush Motor Speed Adjustable Low Noise Long Lifetime
Super high torque, The Specs You Should Get Before Order - Rated Voltage DC 12V; No-load Speed 16RPM; Rated Torque Reduction ratio 1/505; Direction of rotation CW/CCW; DC Motor Body Dimensions 31 x 57mm/ 1.22 x 2.24 (D*L); Gear Box Dimensions 58.1 x 40.1 x 35mm/ 2.28 x1.58 x1.37 (L*W*H); Output Shaft Dimensions 8 x 15mm/ 0.31 x 0.59 (

Price is $29.00
Price: $28.99