Product Info Catalog Hardware Builders Hardware Springs 9/32-Inch OD x 1-7/8-Inch-Long Extension Spring, 2-Pack 9/32-Inch OD x 1-7/8-Inch-Long Extension Spring, 2-Pack Request a Quote UPC: 38594000731 SKU: 681031 Model Number: C-73 2 Pack, 9/32" OD, Extension Spring, 1-7/8" Length, .025" Wire Diameter, 4.78" Maximum Deflection, 2.92 LB Maximum Safe Load, Polybag.