Slap Jack - Black Leather Slapper - Black Slapjack
Saps and Blackjacks
School me on lead saps - Page 6
BLACKJACKS and SAPS, ETC. - Force Necessary: Hock's Hand, Stick, Knife and Gun Combatives
Weapons
Practical and Dangerous : r/mallninjashit
5 forgotten police weapons
Striking Distance: The Ultimate Blackjack Weapon Buyer's Guide
Sap / Blackjack question for those who know.
Leather SAP weapon impact device
A 1/4 steel shot filled leather Blackjack, great for self defence.
My Leather Sap 6 3/4 impact weapon, Slapjacks, sap, blackjack, baton device - Show Off!!