Karl Mecklenburg Signed Denver Broncos Alt 2023 Speed Mini Football Helmet (JSA) UFC Pitching coach for 28 years

Pitching coach for 28 years following his playing career

This is a Magazine Cover that has been hand signed by Ingemar Johansson

An official MLB baseball autographed by Ron Blomberg and authenticated by Beckett

This photograph has been personally hand signed by Tony Stewart and authenticated by a top 3rd party authentication company

Card #384 - Lloyd McClendon

Karl Mecklenburg Signed Denver Broncos Alt 2023 Speed Mini Football Helmet (JSA) UFC Pitching coach for 28 yearsThis officially licensed mini football helmet has been personally hand signed by Karl Mecklenburg and authenticated by a top 3rd party authentication company. All autographed sports collectibles are limited! Order now to add this timeless piece of football memorabilia to your collection before its gone. Speed mini NFL football helmet autographed by Karl Mecklenburg and authenticated by JSA Includes a Witnessed Protection Program tamper proof