Comparison : Item # 2C-012, Two-Piece, Clamping Collar- 2C-Series
Item # 2C-018, Two-Piece, Clamping Collar- 2C-Series
Item # 2C-025, Two-Piece, Clamping Collar- 2C-Series
Item # 2C-031, Two-Piece, Clamping Collar- 2C-Series
Item # 2C-037, Two-Piece, Clamping Collar- 2C-Series


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