Magnetic Sign Holder Clamp - black 3 inch(0) No Reviews yet Pinit $1.75 Quantity discounts available QuantityPrice SKU: 10709 ITEM WEIGHT (LBS): 0.26 Quantity -+ Add to Cart Details Magnetic clamp works with most flat, metal surfaces. Threaded for DetailsBackDetailsMagnetic clamp works with most flat, metal surfaces. Threaded for 3/8 inch stems. Clamp is 1 x 1/4 x 3 Black.See MoreSee Less Reviews 0 BackRatings & ReviewsNo reviews availableBe the first to Write a Review