Would safe n sound steel craft capsule fit snap and go?

Hi Tania, Thank you for your enquiry, The Britax CLICK & GO System is comprimised of two interlocking pieces (sold seperatley) that create a secure attachment between suitable Britax or Steelcraft Strollers ande a suitable Britax Safe-n-Sound Infant Carrier.  The following products are suitable for use with the Britax CLICK & GO System: Britax Safe-n-Sound Unity Infant Carrier, Britax Safe-n-Sound Infant Carrier with BOB Fashions ( sold with the Britax CLICK & GO Adapter installed) I hope this helps. For further information on this or any of our other products available, if you follow the link https://www.babyonthemove.co.nz/store-locations/ this will take you to our online store finder. Here you can find contact details for your nearest Baby On The Move Store where one of our team experts will be happy to assist you in your product search and help answer any further questions you may have. We hope this has helped with your query.