17.2mm Stacker

Perfect for 1/10 oz coins from major global mints

Overview

17.2 Stacker

Design

17.2 Stacker

Dimensions

Feature Value
Inner Diameter 17.2 mm
Base Diameter 30.0 mm
Total Height 88.5 mm
Cap Height 14.0 mm
Tube Height 74.5 mm
Base Recess -2.0 mm
NFC Badge Slot Ø25 mm × 1 mm (snap-fit)
  • Primary Use: 1/10 oz gold, silver, platinum coins
  • Part Numbers:
    • Tube: T-17
    • Cap: C-17

17.2mm Stacker with Platinum coin

Compatible Coins

Coin Name Diameter Thickness Mint
1/10 oz Gold Maple Leaf 16.00 mm 1.22 mm Royal Canadian Mint
1/10 oz Gold Britannia 16.50 mm 1.19 mm Royal Mint (UK)
1/10 oz Gold Kangaroo 16.10 mm 1.30 mm Perth Mint
1/10 oz Silver Maple Leaf 16.50 mm 1.35 mm Royal Canadian Mint
1/10 oz Silver Britannia 16.50 mm 1.30 mm Royal Mint (UK)
1/10 oz Silver Kangaroo 16.50 mm 1.25 mm Perth Mint
1/10 oz Platinum Maple Leaf 16.00 mm 1.14 mm Royal Canadian Mint
1/10 oz Platinum American Eagle 16.50 mm 1.19 mm US Mint
1/10 oz Platinum Britannia 16.50 mm 1.19 mm Royal Mint (UK)
1/10 oz Platinum Philharmonic 16.00 mm 1.20 mm Austrian Mint

Specifications

  • Recommended Coin Diameter: 16–17 mm
  • Typical Coin Thickness: ~1.2–1.4 mm

Capacity

  • Standard tube (74.5 mm height): ~50–60 coins
  • Optimized for high-density storage
  • Fits most major mint 1/10 oz products

Magnetic System

  • Magnet Type: Ceramic/Ferrite 1” (25mm) diameter × 4mm thick
  • Locations:
    • Lid (South polarity up / hole down, during printing)
    • Base (North polarity up / hole up)
  • Configuration: Embedded into each part during printing

NFC Integration

  • Tag Type: NTAG215 (25 mm round)
  • Placement: Inserted into badge slot after printing
  • Scan Area: NFC badge face
  • Compatibility: Most NFC-enabled smartphones

Technical Notes

  • Optimized for high-density storage of fractional coins
  • Magnets are embedded into each part during printing (optional)
  • Compact design maintains security while maximizing storage efficiency
  • Wall thickness provides optimal protection for valuable contents

Model Files

  • 3D models will be available soon on Makerworld! Makerworld

Navigation

Required Components

See the Bill of Materials for full details.

  • Tube STL file (T-17.stl)
  • Cap STL file (C-17.stl)
  • NFC badge (coinfinity-badge.stl)
  • 2× Ceramic/Ferrite magnets (25mm × 4mm)
  • 1× NTAG215 NFC tag