Mounts to Zenoah 23-26cc PUH engines. Quick-mount removal allows you to remove under-slung weight from your helicopter. 
Pull start doesn't require you to bring a starter to the field. Just twist to mount, pull start, and remove to fly. 
Comes with mounting hardware and plates only. Does not include actual pull starter mechanism.

Includes:

• 1 pc Engine Plate
• 1 pc Pull Start Plate
• 3 pcs of M3x12 Flush Head Cap Screws
• 4 pcs of M4x10 Flush Head Cap Screws
• 2 pcs out of M4x10 SOCKET HEAD CAP SCREWS (CNM4X10CS)
• 2 pcs out of M4 LOCKNUTS (CNM4LOCK)
• 4 pcs out of M3 LOCKNUTS (CNM3LOCK)
• 3 pcs M5 Engine Plate Standoffs
• 2 pcs M4 Screw Standoffs