1926-36 Seal, lower side window. Fastens to inner face of door to seal against outer side of glass. 1926-31 Seal. Crank-up windshield top. L-shaped strip fastens to windshield header facing glass to seal across top. Many models with crank-up windshield. Approximately four (4) feet required per windshield. Many models Fastens to windshield header facing glass to seal across top. Many models with crank-up windshields. Approx. 4ft. required per windshield.