B39, 5L420, 5/8" x 42" V-Belt For Lawn, Farm And Industrial Fits CAT model-503F8N a different knob (replaces AR54445)

a different knob (replaces AR54445) is required

-Overall Length: 11

Also Fits Industral / Construction models: 11 (Loader)

Compatible spindles: C5NN3106J and D2NN3106

Requires 2 blades for 36" cut and 3 blades for 52" cut

B39, 5L420, 5/8" x 42" V-Belt For Lawn, Farm And Industrial Fits CAT model-503F8N a different knob (replaces AR54445)One New Aftermarket Replacement V Belt (5 8" X 42") For Lawn, Farm, And Industrial applications Tech Info: Depth: 13 32" Length: 42" Material: Polyester Cord OC Length: 5 8" X 42" Thickness: 0. 381" Top Width: 5 8" Type: B Section Width: 5 8" These Premium Belts meet our rigid Specifications and are oil and heat resistant. Replaces Part Numbers: B39 5L420, B39, 5L420