Humboldt Mfg. Cast Iron Support Rings

Plated for corrosion resistance. Attaches to support rods up to 3/4 in. (19mm) in diameter. Distance from center of ring to center of clamp: 4-1/4 in. (108mm).

Support Ring (with cut-out)
This support ring features a cutout area in the ring that permits easy insertion of leveling bulbs.
Image(s) are representative of the product group and not necessarily the individual product.

I.D. in. (mm): 1 ⁵/₈ (41)
O.D. in. (mm): 2 ¹/₄ (57)

I.D. in. (mm): 2 /_{8>/sub> (67)
O.D. in. (mm): 3 /4>sub> (83)}

I.D. in. (mm): 3 /sup>/₈ (92)
O.D. in. (mm): 4 /sup>/₈ (41)

I.D. in. (mm): 4 /sup>/₈ (111)
O.D. in. (mm): 5 (127)

I.D. in. (mm): 5 /sup>/₂ (140)
O.D. in. (mm): 6 (152)

I.D. in. (mm): 6 /sup>/₈ (256)
O.D. in. (mm): 7 (178)