Ratchet O-Clamp Fixings

A fixing comprising:

• a ratchet mechanism comprising:
• a first lock mechanism comprising:
• a band member that projects from the fixing, the band member comprising:
• a plurality of serrations that extend along a length of the band member and across a width of the band member;
• a second lock mechanism configured to engage the first lock mechanism, the second lock mechanism comprising:
• a slotted opening in the fixing;
• and
• a pawl hingedly disposed in the slotted opening, the pawl comprising:
• a first face that defines a first face plane;
• a second face that defines a second face plane, the second face plane different than the first face plane;
• at least one primary pawl tooth on the first face, the primary pawl tooth configured to engage with a first serration of the plurality of serrations when the band member is inserted into the slotted opening in a first direction;
• and
• at least one secondary pawl tooth on the second face, the secondary pawl tooth configured to engage with a second serration of the plurality of serrations when the band member is moved in a second direction opposite the first direction to resist movement of the band member in the second direction.