Spindle with pulley mulching blade kit for husqvarna 38 inch deck ct1238a lr 125 spindle shaft shape 5 point star. Blade Center Hole 5 Point Star. Blade Width 2 1/2 (2.50) inch. Blade Lift Type Toothed Mulching. Inner Diameter 0.65\t (2/3) inch. Blade Length 19 5/16 (19.3125) inch.