Size 20 Caps are 12.4mm in diameter and prongs are 5.6mm.

Size 20 long prong, prongs are 6.2mm.

• KAM Snaps Size 20 - Standard Prong (15)
• KAM Snaps Size 20 - Long Prong (6)
• KAM Snaps Painted and Engraved Two Tone (10)
• KAM Snaps Size 20 Single Studs, Sockets or Caps (6)
• Size 20 Pronged Studs (1)