Hangar 11 kit o' t' X-15. Well, blow me down!  This one has interlockin' fin system and be t' smaller 4" version H11 sells.  It is designed for motor eject/single deploy; however I've modified for Dual Deploy.

Stratologger CF, ya bilge rat, Eggtimer WIFI switch & EggFinder,  2.0 & 1.5 BP for ~2-2.5k.