How much does this cost to the nearest dollar?

ESI Ergonomic Solutions Combo Solution 4, With Mouse Forward Keyboard Platform, Sit-Stand Articulating Arm, Black
AA370 - Articulating Arm Lift and Lock height adjustment Release handle for independent tilt adjustment* +/-15˚ tilt adjustment Positions platform flush with the work surface 24.75” glide track 16” height adjustment (8” above to 8” below track) PLMAC - Keyboard Platform 26.5” width Platform reverses for left- or right-handed users For use on straightedge or 21” or larger diagonal work surfaces Single Part Number for complete system Lift-and-Lock Arm mounts on 24.75 glide track. Extended reach arm provides 16 height adjustment (8 above to 8 below track.) Single one-piece 27.5

Price is $281.00

Price: $281