Supergrit Abrasives

TAPERED REDUCER 4" to 1 D4251

TAPERED REDUCER 4" to 1 D4251 - Main image
$3.6 $6 In stock

The Supergrit Abrasives Tapered Reducer 4" to 1 D4251 is a universal reducer intended for transitioning between a 4-inch opening and a 1-inch opening. It is offered under the Supergrit-Dev brand and is identified by SKU code D4251.

  • Product type: tapered reducer
  • Size transition: 4" to 1
  • Model or SKU: D4251
  • Brand: Supergrit-Dev
  • Listed as a universal reducer
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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Delivery costs

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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Returning an item

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 5 reviews)

Olivia ★★★★★

The tapered reducer fit my dust collector hose perfectly and the solid plastic construction feels durable enough for daily use. It slides on snug without any tape needed, which saved me a trip to the hardware store.

Ruby ★★★★★

The 4-inch to 1-inch transition is exactly what I needed for my dust collection line, and it slipped right into place without any shimming. Solid plastic, no flex, and the taper feels consistent from end to end. Just wish it came in a few more sizes for the rest of my setup.

Lily G. ★★★★★

Fits snug on both ends without any adapters. The gradual taper really helps maintain consistent airflow through my dust collection line.