Boston straplock system id: 33427 sku: BSL-20-BC brandname: Boston Details straplock system, with screws, black chrome Related products BSL-20-CH Boston straplock system strap buttons and strap locks BSL-20-BK Boston straplock system strap buttons and strap locks BSL-20-GD Boston straplock system strap buttons and strap locks BSL-20-NI Boston straplock system strap buttons and strap locks