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Sprue Bases - Tree Type - Otto Frei
Otto Frei

Sprue Bases - Tree Type

Part # 121.824 26 In Stock Weight -- lb / -- g
$4.50
Volume pricing
Total qty Discount Per unit You save
1 – 2 — $4.50 —
3 – 4 5% off $4.27 $0.23
5 – 9 10% off $4.05 $0.45
10 + 12% off $3.96 $0.54
Add 2 more for 5% off, saves another $0.23 each.
Select Size: 2" / 50mm

Tree type rubber sprue bases designed to fit standard casting flasks in a range of diameters. Each base features a center hole sized to accept 3/8" sprue wax, making them compatible with sprue wax forms such as Otto Frei #121.508 and #121.524. Available in eight sizes to match flask diameters from 1-3/4" up to 5", these sprue bases are an essential component for investment casting setups.

Features

  • Tree type rubber sprue base construction
  • Center hole sized to fit 3/8" sprue wax
  • Available in eight flask diameter sizes
  • Designed to seat securely in standard casting flasks

Specifications

Type Tree Type Rubber Sprue Base
Center Hole 3/8" (fits standard sprue wax)
Sizes Available 1-3/4" – 5" diameter

Available Options

Part # Flask Diameter (Imperial) Flask Diameter (Metric)
121.824 2" 50mm
121.825 1-3/4" 45mm
121.826 2-1/2" 65mm
121.827 3" 75mm
121.828 3-1/2" 90mm
121.829 4" 100mm
121.830 5" 128mm
121.882 3-3/8" 85mm
California Prop 65 Warning California Prop 65 Warning:
Cancer and Reproductive Harm. www.P65warnings.ca.gov.
Brand
Otto Frei
Part #
121.824
Type
Sprue Bases
Country of Origin
India
Dimensions
4.5 in x 4 in x 0.5 in
Center Hole
3/8" (fits standard sprue wax)
Sizes Available
1-3/4" – 5" diameter