• 24 engines total, 4 different types. Includes: Six A8-3 Six B6-4 Six C6-3 Six C6-5
• The Blast-off Bulk Pack comes with an assortment of top-selling model rocket engines (24 total), along with 30 starters, 24 starter plugs, and ~72 squares of recovery wadding
• Bulk packs are convenient and include everything you or your students need to prepare model rockets for launching
• Recommended for use with the AVG (Alpha, Viking, Generic), Alpha III, Tandem-X (Crossfire ISX), or other compatible rocket kits

The Estes Blast-Off Bulk Pack is a ready-to-fly collection of our most popular model rocket engines. With A, B, and C class engines included, you’ll have the right power for every rocket in your fleet. Complete with starters and recovery wadding, this all-in-one bulk pack delivers unbeatable value, convenience, and excitement for rocketeers of all ages.