Our Steel Lockout Section Features the Master Lock No. 3 Colored Dial Padlock, Which Is Available with Standard Shackle (No. 3), 1-1/2" Shackle (3LF) or 2-Inch Shackle (3LH). The No. 3 Series Steel Lock Comes With Colored Bumpers in Red (3RED), Blue (3BLU) and Green (3GRN) and Can Be Ordered Keyed Alike (3KABLU, 3KARED, 3KAGRN) or Master Keyed (3MKBLU, 3MKRED, 3MKGRN).