Johnston & Murphy - Mcguffey Slip-On. Color Gray Oiled Full Grain. Low Stock. On sale for $77.41. MSRP $129.00.. 4.7 out of 5 stars1 left in stock+2Brand NameJohnston & MurphyProduct NameMcguffey Slip-OnColorGray Oiled Full GrainPrice$77.41MSRP: $129.00Rating5Rated 5 stars out of 5(1590)