The BU-58-DZZZ is a grounding clamp that can be secured to pipes or rods with as large as a 1-3/8" outer diameter. Secured to clamped surface using a #10 flat head screw (included but separate).
The BU-24APN-DZZZ is a steel grounding clip. Compatible with Mueller-brand BU-26 PVC insulators. Connects to wire up to 10 AWG via crimp or screw connection (included, separate).
The BU-58 is a grounding clamp that can be secured to pipes or rods with as large as a 1-3/8" outer diameter. Secured to clamped surface using a #10 flat head screw.
The BU-50C-DZZZ is a meter testing clip with a solid copper, insulation piercing needle. Same as the BU-50C but with the zinc-plated steel screw included but separate from the clip.
The BU-25C-DZZZ is a small, solid copper automotive clip. Compatible with Mueller-brand BU-26 flexible PVC insulators. Includes screw, separate from clip.<
The BU-21CPN-DZZZ is a copper automotive clip. Compatible with Mueller-brand BU-23 insulators. Doesn't include wire lug or screw -- useful for user-supplied hardware.