Ateco

Ateco 402 3-Piece Medium Plastic Coupler for Pastry Bags

$1.50

Key Features:

3-piece medium coupler set includes one 7/8" coupler ring, one 1" coupler ring, and one base, providing versatility for a wide range of medium and standard pastry tube sizes
Eliminates the need to empty the decorating bag when switching tips, saving significant time and labor during high-volume decorating
Works with medium-sized piping tips that have a 3/4" bottom diameter; the 7/8" ring accommodates 3/16", 1/4", and 5/16" pastry tubes plus Ateco's 231 large bismark tube, while the 1" ring accommodates 3/8", 7/16", and 1/2" pastry tubes
Compatible with a broad range of Ateco brand tips including open star, closed star, and round series: 800-806, 820-826, 840-846, 860-866, and Bismark 231
Ridged sides on the coupler ring allow for secure, easy assembly onto the base with minimal effort, ensuring a leak-proof connection during use
Constructed from durable white high-density polyethylene plastic built to withstand frequent, professional use
Requires trimming of reusable decorating bags before use; not compatible with canvas bags with a sewn seam
Ideal for bakeries, cake decorators, coffee shops, and any professional setting requiring consistent, high-quality decorating results

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Ateco 402 3-Piece Medium Plastic Coupler for Pastry Bags

$1.50

Detailed Description

The Ateco 402 is a 3-piece medium plastic coupler designed to give professional and home bakers the flexibility to swap medium-sized piping tips without emptying the decorating bag. Constructed from durable white plastic, the kit includes one base and two coupler rings (7/8 and 1) to accommodate a broad range of pastry tube sizes, from 3/16 up to 1/2. Ridged sides on the rings make assembly fast and secure, even during high-volume decorating sessions. Compatible with a wide array of Ateco brand tips including the 800, 820, 840, 860 series and the Bismark 231 tube, this coupler is an essential tool for bakeries, cake decorators, and coffee shops seeking efficiency and versatility.

Product Details

3-Piece Set

Includes a base plus 7/8" and 1" coupler rings for versatile tip compatibility.

Wide Tip Compatibility

Fits medium and standard size decorating tips, eliminating the need to re-fill your bag.

Durable Construction

Made from sturdy white plastic designed to withstand the demands of frequent use.

Ateco 402 white plastic medium coupler assembled, showing ridged ring and tapered base

Swap Tips Without Emptying Your Bag

The Ateco 402 medium plastic coupler lets you change piping tips mid-decoration without the hassle of emptying your decorating bag. Trim your reusable bag, insert the base, and secure your tip with the threaded ring for a fast, mess-free transition.

Ideal for medium-sized piping tips with a 3/4" bottom diameter
Ridged ring sides make assembly and removal quick and easy
Securely fastens the pastry tip in place during use

Ateco 402 medium plastic coupler fully disassembled showing the base and two coupler rings stacked

Two Rings, One Base, Endless Versatility

This three-piece kit includes two interchangeable coupler rings so you can accommodate a broad range of pastry tube sizes with a single base unit.

7/8" ring fits 3/16", 1/4", and 5/16" pastry tubes plus Ateco's 231 large bismark tube
1" ring fits 3/8", 7/16", and 1/2" pastry tubes
Compatible with Ateco tip series 800, 820, 840, 860, and Bismark 231

Key Specifications

Pieces3 (base + two rings)

MaterialDurable white plastic

DimensionsTop dia. 3/4" | Bottom dia. 1 1/4" | Height 2 1/8"

SizeMedium (fits medium and standard tips)

From the Cresco Resco Team

Why You'll Love It

The Ateco 402 is the practical coupler choice for decorators who work with medium and standard-size piping tips and need quick, reliable tip changes.

Perfect for bakeries, cafes, and home decorators who frequently switch between medium piping tips.
Two included coupler rings give you expanded tip range coverage from a single base unit.
Pairs seamlessly with any trimmed reusable decorating bag for a complete, professional setup.

Specifications

Brand	Ateco (August Thomsen)
Model Number	402
Size	Medium
Material	Plastic
Color	White
Number of Pieces	3 (1 Base, 1 × 7/8" Coupler Ring, 1 × 1" Coupler Ring)
Top Diameter	3/4"
Bottom Diameter	1 1/4"
Height	2 1/8"
7/8" Ring Compatibility	3/16", 1/4", and 5/16" pastry tubes; Ateco 231 Large Bismark tube
1" Ring Compatibility	3/8", 7/16", and 1/2" pastry tubes
Compatible Ateco Tips	800, 801, 802, 803, 804, 805, 806, 820, 821, 822, 823, 824, 825, 826, 840, 841, 842, 843, 844, 845, 846, 860, 861, 862, 863, 864, 865, 866, Bismark 231
UPC	014963004029
Country of Origin	China