Inquiry (采购产品): SPIRAL STAIR I AM DESIGNING A SPIRAL STAIR FOR A CLIENT WHO WANTS TO USE 8" CHANNEL @11.5#. I WOULD LIKE TO KNOW WHAT THE MINIMUM "EASY WAY" BEND RADIUS IS. THE STAIR ANGLE IS 19 DEGREES. THERE WILL BE 1 90 DEGREE TURN AND 1 180 DEGREE TURN. THANK YOU, TOM **** Hidden Message ***** THOMAS SCHNAPP 4452 ONONDAGA AVE. SAN DIEGO, CA 92117-3822 USA Company: INDUSTRIAL DESIGN Title: MECH. DESIGNER Phone: (858)273-6639 Fax: (858)273-6639 E-mail: tschnapp@adnc.com **** Hidden Message ***** tschnapp@adnc.com