Trumpeter 05116 1/35 AH-1W Super Cobra Aircraft Assembly Model Kit1 35 AH 1W Super Cobra Aircraft Assembly Model Kit Completed dimensions: length 459mm, width 419mm. The AH 1W Super Cobra was the US Marines attack helicopter. Designed and developed by Bell, it entered service with the US Marine Corps (USMC), Marines have been flying the AH 1W Super Cobra since 1986. The last AH 1W was delivered in 1998. and was retired in October 2020 after 34 years of service. The AH 1Z Viper, which is also manufactured by Bell